Talks, Lectures, Presentations

Dr. Roger Z. Ríos
Professor
Graduate Program in Electrical Engineering
Department of Mechanical and Electrical Engineering
Universidad Autónoma de Nuevo León

    Distinguished Invited Lectures
  1. The discrete charm of districting
    R. Z. Ríos-Mercado.
    Operations Research/Industrial Engineering Seminar Series, U. of Texas, Austin, March 2025.

  2. Successful mathematical optimization ideas for territory design.
    R. Z. Ríos-Mercado
    Plenary talk, XXII Latin-Ibearian-American Conference on Operations Research (CLAIO), Zapopan, Mexico, 28 October 2024

  3. A territory design approach for on-time last-mile express delivery services.
    R. Z. Ríos-Mercado.
    Operations Research/Industrial Engineering Seminar Series, U. of Texas, Austin, October 2024.

  4. Short course: Optimal and stable matchings for better health care
    R. Z. Ríos-Mercado
    Invited 2-day short course, XXIV Latin-Iberian-American Summer School on Operations Research (ELAVIO'22), Monterrey, Mexico, 13-14 June 2022

  5. Tractable cases of large-scale districting optimization
    R. Z. Ríos-Mercado
    Plenary talk, XLVII Latin-American Conference on Informatics (CLEI), San José, Costa Rica, 25 October 2021

  6. Exact optimization for territory design problems: Integrating reformulation and bounding schemes
    R. Z. Ríos-Mercado
    Plenary talk, IX Conference of the Mexican Society of Operations Research, Aguascalientes, Mexico, 13 October 2021 [ Watch here ]

  7. A case study on the potential impact of a kidney exchange program in Mexico
    R. Z. Ríos-Mercado
    Webinar, 1st Global IFORS Global Webinar series - OR in Latin America, 29 July 2020.

  8. The discrete charm of districting
    R. Z. Ríos-Mercado
    Plenary talk, 29th European Conference on Operational Research (EURO), Valencia, Spain, 09 July 2018.

  9. Optimal commercial districting: Models, relaxations, and algorithms.
    R. Z. Ríos-Mercado, M. A. Salazar-Aguilar, and M. Cabrera-Ríos.
    Operations Research/Industrial Engineering Seminar Series, U. of Texas, Austin, November 2016.

  10. A novel location-allocation-local search algorithm for handling connectivity and multiple balancing constraints in territory design systems
    R. Z. Ríos-Mercado, and A. M. Alvarez.
    Seminar series, Department of Statistics and Operations Research, Universitat Politècnica de Catalunya, Barcelona, Spain, October 2013.

  11. Designing optimal districts in the recycling of electronic goods with integer programming and problem reformulation.
    R. Z. Ríos-Mercado and J. F. Bard.
    Seminar Series, Center for Transportation, Infrastructure, and the Environment, Rensselaer Polytechnic Institute, Troy, June 2013.

  12. A reformulation-based exact algorithm for solving a recycling districting problem
    R. Z. Ríos-Mercado and J. F. Bard.
    Seminar Series, Transportation Center, Northwestern University, Evanston, June 2013.

  13. Designing optimal districts in the recycling of electronic goods.
    R. Z. Ríos-Mercado and J. F. Bard.
    Seminar Series, Department of Mechanical Engineering, U. of Texas - San Antonio, San Antonio, February 2013.

  14. A modeling framework and GRASP-based heuristics for the recollection of waste electric and electronic equipment.
    R. Z. Ríos-Mercado.
    Operations Research/Industrial Engineering Seminar Series, U. of Texas, Austin, September 2012.

  15. Efficient planning of territorial systems in the bottled beverage distribution industry by advanced heuristic techniques
    R. Z. Ríos-Mercado.
    Mathematics Department Seminar Series, University of Lleida, Lleida, Spain, September 2010.

  16. Tutorial: Modeling and solution for territory planning systems
    R. Z. Ríos-Mercado.
    Invited tutorial, XIV Summer Latin-American School on Operations Research (ELAVIO'09), El Fuerte, Mexico, August 2009.

  17. Efficient planning of territorial systems by an advanced location-allocation-local search method
    R. Z. Ríos-Mercado, J. A. Segura, A. M. Alvarez, and K. de Alba.
    Seminar series, Department of Statistics and Operations Research, Universitat Politècnica de Catalunya, Barcelona, Spain, April 2009.

  18. The maximum dispersion territory design problem: An application in the recollection of waste electric and electronic equipment
    R. Z. Ríos-Mercado, E. Fernández, J. Kalcsics, and S. Nickel.
    Seminar series, Department of Applied Economics, Universidad de Burgos, Burgos, Spain, April 2009.

  19. Efficient territory design planning by a novel location-allocation scheme
    R. Z. Ríos-Mercado.
    Dell Operations Research/Industrial Engineering Seminar Series, University of Texas, Austin, November 2008.

  20. Efficient sales territory design: A successful case study of metaheuristic optimization in a beverage distribution firm.
    R. Z. Ríos-Mercado.
    Seminar Series honoring the 40th Anniversary of OR Graduate Program, UNAM, Mexico City, November 2006.

  21. Optimization of a sequence-dependent setup time flow shop by scatter search
    R. Z. Ríos-Mercado.
    Seminar series, Department of Statistics, Operations Research, and Computing. Universidad de La Laguna, Tenerife, Spain, June 2006.

  22. Efficient operation of natural gas transportation systems
    R. Z. Ríos-Mercado.
    Seminar series, Department of Statistics and Operations Research, Universitat Politècnica de Catalunya, Barcelona, Spain, March 2006.

  23. On solving the flow line scheduling problem with setup costs.
    R. Z. Ríos-Mercado.
    Operations Research/Management Science Seminar Series, U. of Texas, Austin, March 1997.

 
    Invited Talks, Seminars, Courses
  1. Industrial applications of linear algebra: Sparse matrices and factorization
    R. Z. Ríos-Mercado
    Seminar, Department of Economics, UANL, Monterrey, México, 22 May 2026

  2. Introduction to stochastic programming
    R. Z. Ríos-Mercado
    "Linear Programming" Course lecture, FCFM, UANL, San Nicolás de los Garza, México, 12 May 2026

  3. Industrial applications of linear algebra: Sparse matrices and factorization
    R. Z. Ríos-Mercado
    "Linear Algebra" Course lecture, FCFM, UANL, San Nicolás de los Garza, México, 11 May 2026

  4. Introduction to stochastic programming
    R. Z. Ríos-Mercado
    "Linear Programming" Course lecture, FCFM, UANL, San Nicolás de los Garza, México, 08 May 2026

  5. Introduction to dynamic programming
    R. Z. Ríos-Mercado
    3-hr web short course, Spring School on Operations Research, SMIO, April 2026.

  6. Sabbatical experiences
    R. Z. Ríos-Mercado.
    Panelist, Internationalization Macro-Fair, UANL, San Nicolás de los Garza, Mexico, February 2026.

  7. Stable assignments of students to thesis supervisors
    R. Z. Ríos-Mercado.
    Seminar, Masters Program in Data Science, Department of Physical and Mathematical Sciences, UANL, San Nicolás de los Garza, Mexico, January 2026.

  8. Experiences and applications of operations research: Meeting with industrial engineering students
    R. Z. Ríos-Mercado.
    Panelist, Tecnológico de Monterrey, León, Mexico, 08 October 2025.

  9. UT student with family
    R. Z. Ríos-Mercado.
    Panelist, webinar, International Student and Scholar Services, U. of Texas, Austin, August 2025.

  10. Stable assignments of students to thesis supervisors
    R. Z. Ríos-Mercado.
    Seminar, Masters Program in Data Science, Department of Physical and Mathematical Sciences, UANL, San Nicolás de los Garza, Mexico, June 2025.

  11. The discrete charming of mathematical optimization: The value of teaching
    R. Z. Ríos-Mercado.
    Tecmileno, Teacher's Day Lecture, Novotel Valle, Monterrey, Mexico, May 2024.

  12. Having fun with math and computers for kidney exchange problems
    R. Z. Ríos-Mercado.
    Fun talk, "Niños Héroes" Middle School, Cd. Mante, Mexico, March 2024.

  13. The discrete charming of optimization: The kidney exchange problem
    R. Z. Ríos-Mercado.
    I Tec Math Fest, Tecnológico de Monterrey, Monterrey, Mexico, March 2024.

  14. Stable assignments of students to thesis supervisors
    R. Z. Ríos-Mercado.
    Seminar, Masters Program in Data Science, Department of Physical and Mathematical Sciences, UANL, San Nicolás de los Garza, Mexico, February 2024.

  15. Stable assignments of students to thesis supervisors
    R. Z. Ríos-Mercado.
    Seminar, Masters Program in Data Science, Department of Physical and Mathematical Sciences, UANL, San Nicolás de los Garza, Mexico, 28 June 2023.

  16. Designing optimal districts in the collection of waste electric and electronic equipment
    R. Z. Ríos-Mercado
    Virtual seminar, Research Group on Sustainable Bioenergy Production Processes, Universidad Autónoma de Querétaro, Querétaro, Mexico, May 2023

  17. The kidney exchange problem: Discrete optimization and graph theory in action for better healthcare
    R. Z. Ríos-Mercado
    Plenary, XXXVIII Víctor Neumann-Lara Colloquium on Graph Theory, Combinatorics, and Applications, School of Engineering and Sciences, Monterrey Tech, Monterrey, Mexico, April 2023

  18. Kidney exchange programs and its social impact on patients with end-stage kidney disease
    R. Z. Ríos-Mercado
    Seminar series, Department of Economics, UANL, Monterrey, Mexico, January 2023

  19. Introduction to optimization problems under uncertainty
    R. Z. Ríos-Mercado
    Short course (2-day 2-hr), LV Conference of the Mexican Mathematical Society, Guadalajara, Mexico, 26-27 October 2022

  20. The discrete charm of problem reformulation: A success tale on the design of optimal districts for the collection of electronic goods
    R. Z. Ríos-Mercado.
    Seminar, Research Center on Applied Mathematics, Universidad Autónoma de Coahuila, Saltillo, Mexico, 03 November 2022.

  21. Stable assignments of students to thesis supervisors
    R. Z. Ríos-Mercado.
    Seminar, Masters Program in Data Science, Department of Physical and Mathematical Sciences, UANL, San Nicolás de los Garza, Mexico, 26 October 2022.

  22. The discrete charm of problem reformulation: A success tale on the design of optimal districts for the collection of electronic goods
    R. Z. Ríos-Mercado.
    Graduate Program in Applied Mathematics, FCFM, UANL, San Nicolas de los Garza, Mexico, 13 October 2022.

  23. A territory design approach for on-time last-mile express delivery services
    R. Z. Ríos-Mercado.
    Virtual PISIS Seminar, FIME, UANL, San Nicolas de los Garza, Mexico, August 2022. [ Watch here ]

  24. Introduction to stochastic optimization
    R. Z. Ríos-Mercado.
    Virtual talk, XVII Seminar on Applied Mathematics, U. A. de Tlaxcala, Apizaco, Tlaxcala, September 2022

  25. El PISIS: Ayer, hoy y siempre
    R. Z. Ríos-Mercado.
    IDEAS 2022, UANL, San Nicolas de los Garza, Mexico, August 2022. [ Watch here ]

  26. Introduction to dynamic programming
    R. Z. Ríos-Mercado
    2-day web short course, Spring School on Operations Research, SMIO, 7-8 April 2022.

  27. The discrete charm of optimization: The kidney exchange case
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, April 2022.

  28. The discrete charm of dynamic programming
    R. Z. Ríos-Mercado
    LIV Conference of the Mexican Mathematical Society, Puebla, Mexico, 20 October 2021

  29. The Mexican System of Research Scientists: Evaluation criteria and considerations
    R. Colás and R. Z. Ríos-Mercado.
    Virtual workshop, FIME, UANL, San Nicolas de los Garza, Mexico, April 2021.

  30. The discrete charming of optimization: The kidney exchange problem
    R. Z. Ríos-Mercado.
    Π Day Festival, Universidad de Monterrey, Monterrey, Mexico, March 2021.

  31. The funny traveling salesman problem
    R. Z. Ríos-Mercado.
    Middle School Virtual Cultural Week 2020, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, November 2020.

  32. The discrete charming of optimization: Operations research applications
    R. Z. Ríos-Mercado
    Webinar, Instituto Tecnológico de Lagos de Moreno, Lagos de Moreno, Mexico, 13 October 2020.

  33. Advanced metaheuristic algorithms for optimal territory design
    R. Z. Ríos-Mercado
    Computer Science Seminar, FCFM, UANL, San Nicolas de los Garza, Mexico, 12 March 2020.

  34. Having fun with mathematics and kidney exchange problems
    R. Z. Ríos-Mercado.
    Middle School Cultural Week 2019, Group 1A, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, October 2019.

  35. Having fun with mathematics and kidney exchange problems
    R. Z. Ríos-Mercado.
    Middle School Cultural Week 2019, Group 1B, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, October 2019.

  36. Advanced metaheuristic algorithms for optimal location of emergency medical services
    R. Z. Ríos-Mercado
    Computer Science Seminar, FCFM, UANL, San Nicolás de los Garza, Mexico, 02 October 2019.

  37. Using stochastic programming to solve decision-making problems under uncertainty
    R. Z. Ríos-Mercado
    "Operations Research" Course lecture, FCFM, UANL, San Nicolas de los Garza, Mexico, 08 May 2019.

  38. Aplicando Investigación de Operaciones en el Sector Salud: Programas de trasplantes renales cruzados y su impacto social en pacientes con insuficiencia renal
    R. Z. Ríos-Mercado
    1st Symposium on Biomedical Engineering, FIME, UANL, San Nicolás de los Garza, Mexico, 06 May 2019.

  39. Operations Research in action: Matching problems in its impact in healthcare
    R. Z. Ríos-Mercado
    Computer Science Seminar, FCFM, UANL, San Nicolás de los Garza, Mexico, 02 May 2019.

  40. An exact algorithm based on problem reformulation for designing optimal districts in the collection of electronic goods.
    R. Z. Ríos-Mercado and J. F. Bard.
    PISIS Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, April 2019.

  41. Introduction to dynamic programming
    R. Z. Ríos-Mercado.
    Invited short-course, Mathematics School of Latin America and the Caribean (EMALCA), FCFM, UANL, San Nicolas de los Garza, Mexico, December 2018.

  42. The discrete charm of mathematics: The kidney exchange case
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2018.

  43. An iterated greedy local search algorithm with variable neighborhood descent for the capacitated vertex p-center problem
    R. Z. Ríos-Mercado and D. R. Quevedo-Orozco
    "Heuristics" Course lecture, FCFM, UANL, San Nicolas de los Garza, Mexico, 03 November 2018.

  44. Industrial applications of linear algebra: The case of sparse matrices
    R. Z. Ríos-Mercado
    "Numerical Methods" Course lecture, FCFM, UANL, San Nicolas de los Garza, Mexico, 03 November 2018.

  45. Tabu search algorithms for optimizing territorial systems
    R. Z. Ríos-Mercado
    Computer Science Seminar, FCFM, UANL, San Nicolás de los Garza, Mexico, 31 October 2018.

  46. Kidney paired donation
    R. Z. Ríos-Mercado
    Symposium on Donation and Transplantation, OCA Hospital, Monterrey, 28 September 2018.

  47. The discrete art of territory design
    R. Z. Ríos-Mercado
    Joint UANL-Monterrey Tech Seminar in Operations Research, Tecnológico de Monterrey, Monterrey, 19 September 2018.

  48. Remembering Stephen Hawkins
    R. Z. Ríos-Mercado.
    Talk to fifth graders, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, May 2018.

  49. The Mexican System of Research Scientists and its relation with Journal Citation Reports
    R. Z. Ríos-Mercado.
    Workshop, FIME, UANL, San Nicolas de los Garza, Mexico, March 2018.

  50. The discrete charm of mathematics: The kidney exchange case
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2017.

  51. The discrete charm of optimization: Mathematical models of operations research
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2017.

  52. Operations research in action: The kidney exchange case
    R. Z. Ríos-Mercado
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2017.

  53. Optimal commercial districting: Models, relaxations, and algorithms.
    R. Z. Ríos-Mercado, M. A. Salazar-Aguilar, and M. Cabrera-Ríos.
    PISIS Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, March 2017.

  54. How to choose the girl or boy you like by using math and computing
    R. Z. Ríos-Mercado.
    Middle School Cultural Week 2016, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, November 2016.

  55. Búsqueda tabú para un problema de diseño territorial con máxima dispersión
    R. Z. Ríos-Mercado and J. R. Maldonado Flores
    FCFM, UANL, San Nicolas de los Garza, Mexico, April 2016.

  56. Using stochastic programming to solve decision-making problems under uncertainty
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, April 2016.

  57. Operations research in action: Matching problems and their impact in healthcare
    R. Z. Ríos-Mercado.
    CUCEI, Universidad de Guadalajara, Guadalajara, Mexico, November 2015.

  58. The discrete charm of mathematics: From marriage stability to kidney exchange
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, July 2015.

  59. Matching problems and their impact in medical decision-making
    R. Z. Ríos-Mercado.
    Plenary, III PISIS Optimization Meeting, FIME, UANL, San Nicolas de los Garza, Mexico, May 2015.

  60. How to choose the girl or boy you like by using math and computing
    R. Z. Ríos-Mercado.
    "Sunday Science" Program of the Mexican Academy of Sciences, La Rodadora, Cd. Juarez, November 2014.

  61. How to solve marriage stablity problems through scientific thinking
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, July 2014.

  62. How to choose the girl or boy you like by using math and computing
    R. Z. Ríos-Mercado.
    Cultural Week, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, July 2014.

  63. Using stochastic programming to solve decision-making problems under uncertainty
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2014.

  64. How to choose the girl or boy you like by using math and computing
    R. Z. Ríos-Mercado.
    "Sunday Science" Program of the Mexican Academy of Sciences, Technological Museum of the Federal Electricity Commission, Mexico City, April 2014.

  65. An exact optimization framework based on an improved problem reformulation for designing optimal districts in the recycling of electronic goods
    R. Z. Ríos-Mercado and J. F. Bard.
    Supply Chain group seminar series, Center for Quality and Manufacturing, Monterrey Tech, Monterrey, November 2013.

  66. The discrete charming of optimization: Operations research applications.
    R. Z. Ríos-Mercado.
    5th Symposium on Industrial Engineering, Instituto Tecnológico de Toluca, Toluca, Mexico, November 2013.

  67. Model reformulation in integer programming
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2013.

  68. An exact algorithm based on problem reformulation for designing optimal districts in the recycling of electronic goods.
    R. Z. Ríos-Mercado and J. F. Bard.
    PISIS Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, August 2013.

  69. How to solve marriage stablity problems through scientific thinking
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, July 2013.

  70. The discrete charming of optimization: Operations research applications.
    R. Z. Ríos-Mercado.
    Universidad del Valle de México Campus Monterrey, San Nicolás de los Garza, NL, Mexico, July 2012.

  71. The discrete charming of optimization: Operations research applications.
    R. Z. Ríos-Mercado.
    Universidad del Valle de México Campus Cumbres, Monterrey, NL, Mexico, July 2012.

  72. Using math to solve real-world problems
    R. Z. Ríos-Mercado.
    Middle School #25 "Revolución Agropecuaria", Gómez Farias, Tamaulipas, Mexico, May 2012.

  73. Application of operations research in forestry management
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2012.

  74. A modeling framework for a territory design planning problem in the recycling of waste electric and electronic equipment.
    R. Z. Ríos-Mercado.
    Seminar Series, CIMAT, Monterrey, April 2012.

  75. Application of operations research in forestry management
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2011.

  76. Territory design planning in the recycling of waste electric and electronic equipment.
    R. Z. Ríos-Mercado.
    Seminar Series, UNAM, Mexico City, November 2011.

  77. Using stochastic programming to solve decision-making problems under uncertainty
    R. Z. Ríos-Mercado.
    58th FCFM Anniversary Conference, UANL, San Nicolas de los Garza, Mexico, October 2011.

  78. How to solve marriage stablity problems through scientific thinking
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, August 2011.

  79. Solution of a waste electric and electronic equipment recycling problem through operations research techniques.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2011.

  80. Solution of a waste electric and electronic equipment recycling problem through operations research techniques.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2011.

  81. How to choose your significant other by using math and computing
    R. Z. Ríos-Mercado.
    17th Science and Technology National Week at UANL, San Nicolas de los Garza, Mexico, October 2010.

  82. Metaheuristics for a maximum dispersion territory design problem.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2010.

  83. Intelligent algorithm development for optimization problems: A case study in territorial systems.
    R. Z. Ríos-Mercado.
    Computer Science seminar series, FCFM, UANL, San Nicolas de los Garza, Mexico, October 2010.

  84. An integer programming model for a maximum dispersion territory design problem.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2010.

  85. How to choose your significant other by using math and computing
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolas de los Garza, Mexico, August 2010.

  86. Dynamic programming and its application to optimization problems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2010.

  87. How to choose the girl or boy you like by using math and computing
    R. Z. Ríos-Mercado.
    Middle School Cultural Week 2010, Instituto Luis Pasteur, San Nicolas de los Garza, Mexico, May 2010.

  88. Dynamic programming and its application to optimization problems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2009.

  89. Improving the efficiency of natural gas transport by a tabu search and dynamic programming hybrid algorithm
    R. Z. Ríos-Mercado and C. Borraz-Sánchez.
    Supply Chain group seminar series, Center for Quality and Manufacturing, Monterrey Tech, Monterrey, November 2009.

  90. Efficient planning of territorial systems
    R. Z. Ríos-Mercado
    Mathematics Department Seminar Series, Instituto Tecnológico Autónomo de México, Mexico City, November 2009.

  91. On marriage stability problems
    R. Z. Ríos-Mercado
    Mathematics Department, Instituto Tecnológico Autónomo de México, Mexico City, November 2009.

  92. How to choose your significant other by using math and computing
    R. Z. Ríos-Mercado.
    56th FCFM Anniversary Conference, UANL, San Nicolas de los Garza, Mexico, October 2009.

  93. How to choose your significant other by using math and computing
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2009.

  94. The fascinating road in a scientist education: Back to the future IV
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolás de los Garza, México, August 2009.

  95. Modeling territory design problems with integer programming
    R. Z. Ríos-Mercado.
    FIME, UANL, San Nicolas de los Garza, Mexico, May 2009.

  96. Modeling territory design problems with integer programming
    R. Z. Ríos-Mercado.
    FIME, UANL, San Nicolas de los Garza, Mexico, May 2009.

  97. Operations research techniques for optimal commercial territory design
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2009.

  98. Operations research techniques for optimal commercial territory design
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2009.

  99. Modeling territory design problems with integer programming
    R. Z. Ríos-Mercado.
    FIME, UANL, San Nicolas de los Garza, Mexico, May 2009.

  100. Using spreadsheets to model and solve linear programs.
    R. Z. Ríos-Mercado.
    Workshop, IX Conference on Industrial Engineering, Instituto Tecnológico de Culiacán, Culiacan, Mexico, March 2009.

  101. Decision making by operations research techniques.
    R. Z. Ríos-Mercado.
    IX Conference on Industrial Engineering, Instituto Tecnológico de Culiacán, Culiacan, Mexico, March 2009.

  102. Efficient student-supervising professor assignment: A successful application of the stable marriage problem
    R. Z. Ríos-Mercado.
    Advanced Materials Research Center, Apodaca, Mexico, 11 February 2009.

  103. System optimization: Challenges and perspective.
    R. Z. Ríos-Mercado.
    FIME Graduate Division Colloquium, FIME, UANL, San Nicolás de los Garza, Mexico, February 2009.

  104. Operations research techniques for optimal commercial territory design
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2008.

  105. Usage of operations research techniques for the efficient resolution of territory design problems
    R. Z. Ríos-Mercado.
    Meeting on Optimization, Numerical Analysis, and Applications. Benemérita Universidad Autónoma de Puebla, Puebla, Mexico, November 2008.

  106. Research opportunities on mathematics and computer science in industry
    R. Z. Ríos-Mercado.
    55th FCFM Anniversary Conference, UANL, San Nicolas de los Garza, Mexico, October 2008.

  107. The maximum dispersion territory design problem
    R. Z. Ríos-Mercado.
    PISIS Research seminar series, FIME, UANL, October 2008.

  108. How to choose the girl or boy you like by using math and computing
    R. Z. Ríos-Mercado.
    "Sunday Science" Program of the Mexican Academy of Sciences, Torres Bodet Library, Aguascalientes, Mexico, September 2008.

  109. Efficient territory design planning by an advanced location-allocation method
    R. Z. Ríos-Mercado.
    Academic Program in Industrial Engineering, Universidad Politécnica de Aguascalientes, Aguascalientes, Mexico, September 2008.

  110. Operations rsearch techniques for optimal commercial territory design
    R. Z. Ríos-Mercado.
    Academic Program in Industrial Engineering, Universidad Politécnica de Aguascalientes, Aguascalientes, Mexico, September 2008.

  111. Efficient territory design planning by an advanced location-allocation method
    R. Z. Ríos-Mercado.
    School of Engineering, ITESM, Aguascalientes, Mexico, September 2008.

  112. Marriage stability problems from a scientific perspective
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolás de los Garza, México, August 2008.

  113. The fascinating road in a scientist education: Back to the future IV
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolás de los Garza, México, July 2008.

  114. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2007.

  115. Dynamic programming and its application to optimization problems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2007.

  116. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2007.

  117. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2007.

  118. On marriage stability problems
    R. Z. Ríos-Mercado.
    Plenary speaker, XL Mexican Mathematical Society Conference, Universidad Autónoma de Nuevo León, San Nicolás de los Garza, Mexico, October 2007.

  119. The key importance of math: The applied side of the force.
    R. Z. Ríos-Mercado.
    Plenary speaker, XL Mexican Mathematical Society Conference, Universidad Autónoma de Nuevo León, San Nicolás de los Garza, Mexico, October 2007.

  120. The fascinating road in a scientist education
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolás de los Garza, México, July 2007.

  121. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2007.

  122. Improving the quality of sales territory design in a distribution firm by a reactive GRASP approach.
    R. Z. Ríos-Mercado.
    Supply Chain group seminar series, Center for Quality and Manufacturing, ITESM, Monterrey, March 2007.

  123. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, November 2006.

  124. Dynamic programming and its application to optimization problems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, October 2006.

  125. Advanced metaheuristics for flow shop scheduling problems
    R. Z. Ríos-Mercado.
    Mathematics Seminar, FCFM, UANL, San Nicolas de los Garza, Mexico, October 2006.

  126. Optimization of industrial systems
    R. Z. Ríos-Mercado.
    Plenary speaker, XXXIX Mexican Mathematical Society Conference, Universidad Juárez Autónoma de Tabasco, Villahermosa, Tabasco, Mexico, October 2006.

  127. Advanced metaheuristics for sales territory design
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, FIME, UANL, San Nicolás de los Garza, México, September 2006.

  128. Curiosities in a scientist life
    R. Z. Ríos-Mercado.
    PISIS Summer Seminar Series, FIME, UANL, San Nicolás de los Garza, México, August 2006.

  129. Decision-making problems in manufacturing systems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2005.

  130. Decision-making problems in manufacturing systems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, May 2005.

  131. Decision-making problems in manufacturing systems.
    R. Z. Ríos-Mercado.
    FIME, UANL, San Nicolas de los Garza, Mexico, May 2005.

  132. Decision-making problems in manufacturing systems.
    R. Z. Ríos-Mercado.
    FIME, UANL, San Nicolas de los Garza, Mexico, May 2005.

  133. Solving decision-making problems under uncertainty by stochastic optimization
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolas de los Garza, Mexico, April 2005.

  134. Scatter search for a machine scheduling problem.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, FIME, UANL, San Nicolas de los Garza, México, August 2004.

  135. Dynamic programming and its application to optimization problems.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, FIME, UANL, San Nicolas de los Garza, México, February 2004.

  136. Scientific support to decision-making problems.
    R. Z. Ríos-Mercado.
    Plenary speaker, 1st FIME Simposium on Operations Research and Systems (IO-FIME), FIME, UANL, San Nicolás de los Garza, Mexico, October 2003.

  137. Optimal sequencing of flow shops in manufacturing systems.
    R. Z. Ríos-Mercado.
    Seminar Series, UNAM, Mexico City, October 2003.

  138. On marriage stability problems.
    R. Z. Ríos-Mercado.
    50th FCFM Anniversary Conference, Monterrey, México, October 2003.

  139. Modeling and solution of decision-making problems.
    R. Z. Ríos-Mercado.
    7th Simposium on Informatics, Facultad de Contaduría y Administración, Universidad Autónoma del Estado de México, Toluca, Mexico, October 2003.

  140. Decision-making problems in manufacturing systems.
    R. Z. Ríos-Mercado.
    1st FIME Graduate Division Colloquium, FIME, UANL, San Nicolás de los Garza, Mexico, October 2003.

  141. The stable marriage problem.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, August 2003.

  142. Curiosities in a scientist life
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, FIME, UANL, San Nicolás de los Garza, México, July 2003.

  143. Scientific support to decision-making problems.
    R. Z. Ríos-Mercado.
    1st FIME Conference on Engineering Applied Knowledge, FIME, UANL, San Nicolás de los Garza, Mexico, May 2003.

  144. The key importance of math: The applied side of the force.
    R. Z. Ríos-Mercado.
    Universidad de Monterrey, San Pedro Garza García, NL, Mexico, April 2003.

  145. The stable marriage problem and its application to decision making.
    R. Z. Ríos-Mercado.
    National School on Optimization and Numerical Analysis (ENOAN), Saltillo, Mexico, March 2003.

  146. Solving a transportation problem under uncertainty by stochastic optimization.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, FIME, UANL, San Nicolás de los Garza, México, March 2003.

  147. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    Universidad de Monterrey, San Pedro Garza García, NL, México, November 2002

  148. Computational issues in decision-making problems.
    R. Z. Ríos-Mercado
    10th International Symposium on Computer Systems, Instituto Tecnológico de Saltillo, Saltillo, Mexico, October 2002.

  149. Exploiting effectively the mathematical structure of a scheduling problem in manufacturing systems.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, September 2002.

  150. The stable marriage problem and its application to decision making.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolás de los Garza, México, May 2002.

  151. Solving decision-making problems under uncertainty by stochastic optimization.
    R. Z. Ríos-Mercado.
    12th International Conference on Industrial Engineering, Nuevo Laredo, México, April 2002.

  152. The stable marriage problem.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, February 2002.

  153. On marriage stability problems.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolás de los Garza, México, February 2002.

  154. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolás de los Garza, México, November 2001.

  155. Modeling decision-making problems through operations research.
    R. Z. Ríos-Mercado.
    Universidad Autónoma de Tamaulipas, Cd. Mante, México, October 2001.

  156. Modeling decision-making problems via stochastic programming.
    R. Z. Ríos-Mercado.
    Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, September 2001.

  157. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, August 2001.

  158. Modeling decision-making problems through operations research.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolás de los Garza, México, June 2001

  159. Modeling decision-making problems through operations research.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolás de los Garza, México, June 2001

  160. Industrial applications of linear algebra: Sparse matrices.
    R. Z. Ríos-Mercado.
    FCFM, UANL, San Nicolás de los Garza, México, May 2001

  161. Heuristics for optimal sequencing of flow lines in manufacturing environments.
    R. Z. Ríos-Mercado.
    Center for Artificial Intelligence, Monterrey Tech, Monterrey, México, April 2001.

  162. Heuristics for scheduling flow lines with setup times.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, April 2001.

  163. Optimal sequencing of flow shops in manufacturing systems.
    R. Z. Ríos-Mercado.
    11th International Conference on Industrial Engineering, Nuevo Laredo, México, March 2001.

  164. Successful graduates.
    R. Z. Ríos-Mercado
    Panel, Facultad de Ciencias Físico-Matemáticas, UANL, San Nicolás de los Garza, México, November 2000.

  165. Optimal sequencing of flow shops in manufacturing systems.
    R. Z. Ríos-Mercado
    Universidad del Norte, Monterrey, México, October 2000.

  166. Optimal sequencing of flow shops in manufacturing systems.
    R. Z. Ríos-Mercado
    Mathematics Department Seminar Series, Instituto Tecnológico Autónomo de México, Mexico City, September 2000.

  167. Optimal sequencing of flow shops in manufacturing systems.
    R. Z. Ríos-Mercado
    Facultad de Ciencias Físico-Matemáticas, UANL, San Nicolás de los Garza, México, September 2000.

  168. Computational complexity: When an optimization problem is easy or hard to solve.
    R. Z. Ríos-Mercado.
    PISIS Seminar Series, Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, August 2000.

  169. The importance of mathematics and computing in forming human resources at the graduate level.
    R. Z. Ríos-Mercado.
    Facultad de Ciencias Físico-Matemáticas, UANL, San Nicolás de los Garza, México, November 1999.

  170. Computational complexity.
    R. Z. Ríos-Mercado.
    Facultad de Ingeniería Mecánica y Eléctrica, UANL, San Nicolás de los Garza, México, July 1999.

  171. Network optimization in the gas industry.
    R. Z. Ríos-Mercado.
    Center for Manufacturing Systems, Monterrey Tech, Monterrey, México, August 1997.

  172. Applications of operations research in industry.
    R. Z. Ríos-Mercado.
    7th International Conference on Industrial Engineering, Nuevo Laredo, México, March 1997.

  173. Machine scheduling: Applications of combinatorial optimization.
    R. Z. Ríos-Mercado.
    Facultad de Ciencias Físico-Matemáticas, UANL, San Nicolás de los Garza, México, April 1995.

  174. Computational experience with an interior point method code.
    R. Z. Ríos-Mercado.
    Center for Manufacturing Systems, Monterrey Tech, Monterrey, México, March 1993.

  175. Interior point methods for linear programming.
    R. Z. Ríos-Mercado.
    Facultad de Ciencias Físico-Matemáticas, Universidad Autónoma de Nuevo León (UANL), San Nicolás de los Garza, México, November 1992.

 
    Paper Presentations at Conferences
  1. A fast metaheuristic for the α-neighbor k-supplier problem.
    R. Z. Ríos-Mercado, E. Ortiz, and D. L. Huerta
    XIII Conference of the Mexican Society of Operations Research, León, Mexico, October 2025.

  2. A fast metaheuristic for the α-neighbor p-center problem.
    R. Z. Ríos-Mercado, E. Ortiz, and D. L. Huerta
    INFORMS Annual Meeting, Seattle, October 2024.

  3. Designing optimal districts for on-time last-mile express delivery services through a heuristic approach
    R. Z. Ríos-Mercado, M. G. Sandoval, E. Alvarez, J. Pereira, and J. A. Díaz
    XI Conference of the Mexican Society of Operations Research, Cholula, Mexico, October 2023.

  4. A fast vertex substitution heuristic for the α-neighbor p-center problem
    R. Z. Ríos-Mercado, E. Ortiz, and D. L. Huerta
    X Conference of the Mexican Society of Operations Research, Merida, Mexico, October 2022.

  5. Exact optimization of districting plans with p-center-based dispersion minimization
    R. Z. Ríos-Mercado, M. G. Sandoval, and J. A. Díaz
    Virtual talk, 35th Conference of the European Chapter on Combinatorial Optimization, St. Petersburg, Russia, June 2022.

  6. An exact algorithm for districting with p-center-based dispersion minimization
    R. Z. Ríos-Mercado, M. G. Sandoval, and J. A. Díaz
    ALIO/EURO International Conference on Applied Combinatorial Optimization, Viña del Mar, Chile, 13 April 2022.

  7. A heuristic approach for a districting application novel on on-time last- mile express delivery services
    R. Z. Ríos-Mercado, M. G. Sandoval, E. Álvarez-Miranda, J. Pereira, and J. A. Díaz
    INFORMS Optimization Society Conference, Greenville, March 2022.

  8. A novel territory design approach for on-time last- mile express delivery services
    R. Z. Ríos-Mercado, M. G. Sandoval, E. Álvarez-Miranda, J. Pereira, and J. A. Díaz
    Online International Symposium on Locational Decisions (ISOLDE XV), Wuppertal, Germany, July 2021

  9. The kidney exchange problem: Models and algorithms
    R. Z. Ríos-Mercado
    Invited virtual talk, Annual Meeting of the SIAM Mexico Section, Saltillo, Mexico, June 2021.

  10. An improved exact algorithm for a territory design problem with p-center-based dispersion minimization
    R. Z. Ríos-Mercado, M. G. Sandoval, and J. A. Díaz
    Virtual talk, 34th Conference of the European Chapter on Combinatorial Optimization, Madrid, Spain, June 2021.

  11. Mathematical models for optimal assigment of paired kidney exchange
    R. Z. Ríos-Mercado
    LIII Mexican Mathematical Society Virtual Conference, Mexico, October 2020.

  12. Introduction to dynamic programming
    R. Z. Ríos-Mercado
    Short 2-day course, LII Mexican Mathematical Society Conference, Universidad Autónoma de Nuevo León, San Nicolás de los Garza, Mexico, October 2019.

  13. Optimal assignment of paired kidney exchange
    R. Z. Ríos-Mercado
    LII Mexican Mathematical Society Conference, Universidad Autónoma de Nuevo León, San Nicolás de los Garza, Mexico, October 2019.

  14. Assessing the potential impact of a kidney exchange program in Mexico
    Y. Reyna-Fernández, R. Z. Ríos-Mercado, and H. Zapata-Chavira
    INFORMS-ALIO International Conference, Cancun, Mexico, June 2019.

  15. A computational study on the implementation of a kidney exchange program in Mexico
    R. Z. Ríos-Mercado, M. A. Herrera-Medrano, S. Gentry, and H. Zapata-Chavira
    VII National Meeting of the Mexican Operations Research Society, Saltillo, Mexico, October 2018.

  16. Integer programming models and algorithms for solving the kidney exchange problem.
    L. C. Riascos Álvarez, R. Z. Ríos-Mercado and J. F. Bard
    VI National Meeting of the Mexican Operations Research Society, Zapopan, Mexico, October 2017.

  17. An exact optimization framework based on an improved problem reformulation for designing optimal districts in the recycling of electronic goods
    R. Z. Ríos-Mercado and J. F. Bard
    15th INFORMS Computing Society Conference, Austin, USA, January 2017.

  18. An iterated greedy algorithm with variable neighborhood descent for location and assignment of medical equipment across public hospital networks.
    R. Z. Ríos-Mercado, R. Mendoza-G&olvarez;mez, and K. B. Valenzuela-Ocaña
    V National Meeting of the Mexican Operations Research Society, Cd. Madero, Mexico, October 2016.

  19. Models and algorithms for the kidney exchange problem.
    R. Z. Ríos-Mercado, L. C. Riascos Álvarez, and A. Cicero Lebrija
    V National Meeting of the Mexican Operations Research Society, Cd. Madero, Mexico, October 2016.

  20. Comparing integer programming formulations for the kidney exchange problem
    R. Z. Ríos-Mercado, L. C. Riascos &Alvarez;lvarez, and A. Cicero Lebrija
    XVIII Latin-Iberian-American Conference on Operations Research, Santiago, Chile, October 2016.

  21. Location of car wreck claim adjusters: Mathematical models and heuristic methods
    R. Z. Ríos-Mercado and L. Maltos
    XVIII Latin-Iberian-American Conference on Operations Research, Santiago, Chile, October 2016.

  22. An exact algorithm based on problem reformulation for designing optimal districts in the recycling of electronic goods
    R. Z. Ríos-Mercado and J. F. Bard.
    Invited talk, 10th US-Mexico Workshop on Optimization and Applications, Mérida, Mexico, January 2016.

  23. Districting problems: Models, algorithms, and research trends problem
    R. Z. Ríos-Mercado.
    CMO-BIRS Workshop on Modern Techniques in Discrete Optimization: Mathematics, Algorithms and Applications, Oaxaca, Mexico, November 2015.

  24. An iterated greedy local search algorithm with variable neighborhood descent for new the capacitated vertex p-center problem
    R. Z. Ríos-Mercado and D. R. Quevedo-Orozco.
    IV National Meeting of the Mexican Operations Research Society, Cd. Juárez, Mexico, October 2015.

  25. A GRASP-based procedure for medical equipment assignment problem in a public hospital network.
    R. Mendoza-Gómez, R. Z. Ríos-Mercado, and K. B. Valenzuela-Ocaña.
    X Spanish Conference on Metaheuristics, Evolutionary and Bioinspired Algorithms, Merida, Spain, February 2015.

  26. A randomized multi-start method for a forest road design and problem with machinery and yard location decisions and environmental requirements.
    A. L. González-Estrada, R. Z. Ríos-Mercado, and O. A. Aguirre-Calderón.
    X Spanish Conference on Metaheuristics, Evolutionary and Bioinspired Algorithms, Merida, Spain, February 2015.

  27. An improved reformulation for an optimal design problem in electronic goods recollection.
    R. Z. Ríos-Mercado and J. F. Bard.
    INFORMS Annual Meeting, San Francisco, November 2014.

  28. An enhanced bounding scheme for a maximum dispersion territory design problem.
    R. Z. Ríos-Mercado and J. F. Bard.
    XVII Latin-Iberian-American Conference on Operations Research, Monterrey, Mexico, October 2014.

  29. Designing optimal districts in the recycling of electronic goods with integer programming and problem reformulation.
    R. Z. Ríos-Mercado and J. F. Bard.
    60th Annual North American Meetings of the Regional Science Association International, Atlanta, November 2013.

  30. A GRASP for a multi-depot multi-commodity pickup and delivery problem with time windows and heterogeneous fleet in the bottled beverage industry
    R. Z. Ríos-Mercado, J. F. López-Pérez, and A. Castrillón-Escobar.
    4th International Conference on Computational Logistics, Copenhagen, Denmark, September 2013.

  31. A new heuristic for the capacitated vertex p-center problem.
    D. R. Quevedo-Orozco and R. Z. Ríos-Mercado.
    IX Spanish Conference on Metaheuristics, Evolutionary and Bioinspired Algorithms, Madrid, Spain, September 2013.

  32. Improving dual bounds in WEEE recollection
    R. Z. Ríos-Mercado and J. F. Bard.
    24th POMS Annual Conference, Denver, May 2013.

  33. Improving commercial territory designs through GRASP with path relinking
    R. Z. Ríos-Mercado and H. J. Escalante.
    1st National Meeting of the Mexican Operations Research Society, Zapopan, Mexico, 25 October 2012.

  34. Wild-fire management through stochastic optimization
    B. A. Rivera-Aguilar, R. Z. Ríos-Mercado, I. Hernández, and M. A. González-Tagle.
    1st National Meeting of the Mexican Operations Research Society, Zapopan, Mexico, 25 October 2012.

  35. Efficient territory design planning with a routing constraint by iterated greedy local search
    R. Z. Ríos-Mercado, J. C. Salazar-Acosta, and R. Ruiz.
    Invited paper, I National Meeting on Mathematical Modeling for Transportation Problems, Mexico City, April 2012.

  36. A forestry management problem with adjacency requirements
    C. Beltrán Pérez, R. Z. Ríos-Mercado, and O. A. Aguirre Calderón.
    VII FIME Conference on Industrial and Systems Engineering, FIME-UANL, San Nicolas de los Garza, Mexico, September 2011.

  37. Territory design planning for the recycling of electric and electronic goods: A modeling framework and GRASP-based heuristics
    R. Z. Ríos-Mercado, E. Fernández, J. Kalcsics, and S. Nickel.
    Invited talk, 9th US-Mexico Workshop on Optimization and Applications, Oaxaca, Mexico, January 2011.

  38. Efficient territory design planning by a novel location-allocation-improvement algorithm
    R. Z. Ríos-Mercado, A. M. Álvarez, K. de Alba, and J. A. Segura-Ramiro.
    Invited talk, I North American Meeting on Industrial and Applied Mathematics, Huatulco, Mexico, December 2010.

  39. A dual bounding scheme for a territory design problem.
    M. Elizondo, R. Z. Ríos-Mercado, and J. A. Díaz
    INFORMS Annual Meeting, Austin, November 2010.

  40. A location-allocation-local search procedure for territory design with multiple balance constraints.
    R. Z. Ríos-Mercado
    INFORMS Annual Meeting, Austin, November 2010.

  41. Búsqueda tabú para un problema de diseño territorial con máxima dispersión
    J. R. Maldonado Flores and R. Z. Ríos-Mercado
    VII Spanish Conference on Metaheuristics, Evolutionary and Bioinspired Algorithms, Valencia, Spain, 7-10 September 2010.

  42. A GRASP for territory design planning under routing cost considerations
    J. C. Salazar-Acosta and R. Z. Ríos-Mercado
    International Conference Operations Research "Mastering Complexity", Munich, Germany, September 2010.

  43. Territory design with a routing constraint by iterated greedy local search
    R. Z. Ríos-Mercado, J. C. Salazar-Acosta, and R. Ruiz
    SIAM Conference on Discrete Mathematics, Austin, June 2010.

  44. A new location-allocation-local search procedure for efficient territory design planning
    R. Z. Ríos-Mercado
    IIE Annual Conference and Expo 2010, Cancun, Mexico, June 2010.

  45. A GRASP for a territory design problem with a routing requirement
    J. C. Salazar-Acosta and R. Z. Ríos-Mercado
    IIE Annual Conference and Expo 2010, Cancun, Mexico, June 2010.

  46. A tabu search heuristic for a maximum dispersion territory design problem
    R. Z. Ríos-Mercado, J. L. González, and J. Maldonado
    IIE Annual Conference and Expo 2010, Cancun, Mexico, June 2010.

  47. Dual bounds for a territory design problem
    M. Elizondo, R. Z. Ríos-Mercado, J. Mesa, and J. Díaz
    IIE Annual Conference and Expo 2010, Cancun, Mexico, June 2010.

  48. An integer programming model for a maximum dispersion problem in the recollection of electric appliances
    R. Z. Ríos-Mercado.
    Invited talk, I SMM-RSME Joint Meeting, Oaxaca, Mexico, July 2009.

  49. Efficient territory design planning by a novel location-allocation scheme
    A. M. Alvarez, R. Z. Ríos-Mercado, J. A. Segura-Ramiro, and K. de-Alba
    CORS-INFORMS International Meeting, Toronto, Canada, June 2009.

  50. Territory design planning for recycling of electric and electronic goods: A GRASP approach
    R. Z. Ríos-Mercado, E. Fernández, J. Kalcsics, and S. Nickel
    CORS-INFORMS International Meeting, Toronto, Canada, June 2009.

  51. A heuristic for a market segmentation problem with multiple attributes
    D. L. Huerta-Muñoz, R. Z. Ríos-Mercado, R. Ruiz, A. Berrones, and E. Schaeffer
    IIE Annual Conference and Expo 2009, Miami, June 2009.

  52. Large scale territory design planning by reactive GRASP
    R. Z. Ríos-Mercado
    IIE Annual Conference and Expo 2009, Miami, June 2009.

  53. A location-allocation-local search heuristic for territory design planning
    R. Z. Ríos-Mercado, J. A. Segura-Ramiro, A. M. Álvarez, and K. de Alba.
    6th International Conference on Computational Management Science, Geneva, Switzerland, May 2009.

  54. Computational experience with GRASP for a maximum dispersion territory design problem
    R. Z. Ríos-Mercado, E. Fernández, J. Kalcsics, and S. Nickel
    European Chapter on Metaheuristics' Workshop on "Debating the future: New areas of application and innovative approaches", Porto, Portugal, April 2009.

  55. Operations research techniques for optimal commercial territory design
    R. Z. Ríos-Mercado.
    XL Mexican Mathematical Society Conference, Universidad Autónoma de Nuevo León, San Nicolás de los Garza, Mexico, October 2007.

  56. Computational experience with a reactive GRASP for a large scale commercial territory design problem
    R. Z. Ríos-Mercado.
    8th EU/MEeting on Metaheuristics in the Service Industry. Stuttgart, Germany, October 2007.

  57. Heuristic solution to a commercial territory design problem with joint assignment constraints by GRASP.
    S. I. Caballero-Hernández, R. Z. Ríos-Mercado, and F. López
    1st Conference on Evolutionary Algorithms and Metaheuristics (JAEM'07). Zaragoza, Spain, September 2007.

  58. A GRASP for a sales territory design problem with multiple balancing requirements.
    R. Z. Ríos-Mercado and E. Fernández
    3rd International Workshop on Freight Transportation and Logistics (Odysseus), Altea, Spain, May 2006.

  59. An improved scatter search approach for makespan minimization in a flow shop with sequence-dependent setup times.
    R. Z. Ríos Mercado and M. Laguna
    5th ALIO/EURO Conference on Combinatorial Optimization, ENST, Paris, France, October 2005.

  60. Using GRASP for solving a sales territory design problem.
    L. Vargas Suárez, R. Z. Ríos Mercado, and F. López
    4th Spanish Conference on Metaheuristics, Evolutionary and Bioinspired Algorithms, Granada, Spain, September 2005.

  61. A hybrid meta-heuristic approach for natural gas pipeline network optimization.
    C. Borraz-Sánchez and R. Z. Ríos-Mercado
    2nd International Workshop on Hybrid Metaheuristics, Barcelona, Spain, August 2005.

  62. A tabu search approach for minimizing fuel consumption on cyclic natural gas pipeline systems.
    C. Borraz-Sánchez and R. Z. Ríos-Mercado
    12th Latin-Ibero-American Conference on Operations Research and Systems, Havana, Cuba, October 2004.

  63. Optimization of cyclic natural gas transmission systems by tabu search: A computational experience.
    C. Borraz-Sánchez and R. Z. Ríos-Mercado
    International Conference on Cybernetics and Information Technologies, Systems and Applications, Orlando, USA, July 2004.

  64. A non-sequential dynamic programming approach for cyclic natural gas pipeline systems.
    C. Borraz-Sánchez and R. Z. Ríos-Mercado
    CORS/INFORMS Joint International Meeting, Banff, Canada, May 2004.

  65. Natural gas transmission systems: An overview of optimization methods.
    R. Z. Ríos-Mercado
    15th Annual POMS Conference, Cancun, Mexico, May 2004.

  66. Computational experience with a GRG method for minimizing fuel consumption on cyclic natural gas networks.
    H. J. Flores-Villarreal and R. Z. Ríos-Mercado
    7th WSEAS International Conference on Systems. Corfu, Greece, July 2003.

  67. A MINLP model for minimizing fuel consumption on natural gas pipeline networks.
    D. Cobos-Zaleta and R. Z. Ríos-Mercado
    11th Latin-Ibero-American Conference on Operations Research, Concepción, Chile, October 2002.

  68. Optimizing fuel consumption on gas transmission networks: Evaluation of a heuristic for cyclic systems
    R. Z. Ríos-Mercado, S. Kim, and E. A. Boyd.
    IEEE International Conference on Systems, Man, and Cybernetics. Tucson, October 2001.

  69. Natural gas pipeline optimization: The state of the art.
    R. Z. Ríos-Mercado
    INFORMS Annual Meeting, San Antonio, November 2000.

  70. A network reduction technique for natural gas pipeline networks.
    R. Z. Ríos-Mercado, S. Wu, L. R. Scott, and E. A. Boyd.
    10th Latin-American Conference on Operations Research and Systems, Mexico City, September 2000.

  71. Heuristics for minimum cost steady-state gas transmission networks.
    R. Z. Ríos-Mercado, S. Kim, and E. A. Boyd.
    7th INFORMS Computing Society Conference, Cancún, México, January 2000.

  72. Evaluating model relaxations for least cost gas transmission networks.
    R. Z. Ríos-Mercado, S. Wu, E. A. Boyd, and L. R. Scott.
    6th SIAM Conference on Optimization, Atlanta, May 1999.

  73. Lower bounds for fuel cost minimization on gas transmission networks.
    R. Z. Ríos-Mercado.
    INFORMS Annual Meeting, Seattle, October 1998.

  74. Optimization of natural gas pipeline networks.
    R. Z. Ríos-Mercado, E. A. Boyd, L. R. Scott, and S. Wu.
    SIAM Annual Meeting, Toronto, Canada, July 1998.

  75. Lower bounds for makespan minimization in a flow shop with setups.
    R. Z. Ríos-Mercado and J. F. Bard.
    Invited paper, INFORMS Annual Meeting, Montreal, Canada, April 1998.

  76. Mathematical models for the marketing of natural gas pipeline networks.
    R. Z. Ríos-Mercado, R. Elizondo, and E. A. Boyd.
    INFORMS Annual Meeting, Montreal, Canada, April 1998.

  77. Evaluating the quality of pipeline optimization algorithms.
    R. Z. Ríos-Mercado, E. A. Boyd, L. R. Scott, and S. Wu.
    NSF Design and Manufacturing Grantees Conference, Monterrey, México, January 1998.

  78. A hybrid heuristic for flowshop scheduling with setups.
    R. Z. Ríos-Mercado and J. F. Bard.
    INFORMS Annual Meeting, Dallas, October 1997.

  79. A branch-and-bound algorithm for flowshop scheduling with setups.
    R. Z. Ríos-Mercado and J. F. Bard.
    INFORMS Annual Meeting, San Diego, May 1997.

  80. On solving the flow line problem with setup costs.
    R. Z. Ríos-Mercado and J. F. Bard.
    2nd Student Research Conference, U. of Texas, Austin, October 1996.

  81. New heuristics for the flow line problem with setup costs.
    R. Z. Ríos-Mercado and J. F. Bard.
    1st Student Research Conference, U. of Texas, Austin, November 1995.

  82. A greedy randomized adaptive search procedure for the flowshop problem with sequence-dependent setup times.
    R. Z. Ríos-Mercado and J. F. Bard.
    Invited paper, INFORMS Annual Meeting, New Orleans, October 1995.
 
Roger's plenary at EURO Valencia 2018
Revised: May 2026