Research

Research > Communications in Meetings

  1. Stefano Benati, Justo Puerto, Antonio M. Rodríguez-Chía, and Francisco Temprano. Location of overlapping groups in graphs based on internal edge density. XXVII EURO Working Group on Locational Analysis. Aveiro, Portugal, 14-16 September 2022.

  2. Including elastic demand in the hub line location problem. Brenda Cobeña, Ivan Contreras, Luisa I. Martínez-Merino and Antonio M. Rodríguez-Chía XXVII EURO Working Group on Locational Analysis. Aveiro, Portugal, 14-16 September 2022.

  3. A further study of single allocation hub location problem. Inmaculada Espejo, Alfredo Marín, Juan Manuel Muñoz-Ocaña and Antonio Manuel Rodríguez-Chía XXVII EURO Working Group on Locational Analysis. Aveiro, Portugal, 14-16 September 2022.

  4. The upgrading version of the Maximal Covering Location Problem: an algorithmic approach. Marta Baldomero-Naranjo, Jörg Kalcsics and Antonio M. Rodríguez-Chía XXVII EURO Wor- king Group on Locational Analysis. Aveiro, Portugal, 14-16 September 2022.

  5. F. Temprano Garcia, J. Puerto Albandoz, A. M. Rodríguez-Chía, S. Benati. Mathematical programming approaches to community detection problems. XXXIX Congreso Nacional de Estadística e Investigación Operativa y de las XIII Jornadas de Estadística Pública (SEIO 2022) Granada, 7 al 10 de Junio de 2022.

  6. A. M. Rodríguez Chía, G. Erdogan, M. Battarra. The hub location and pricing problem. XXXIX Congreso Nacional de Estadística e Investigación Operativa y de las XIII Jornadas de Estadística Pública (SEIO 2022) Granada, 7 al 10 de Junio de 2022.

  7. J. Calvino, M. López Haro, J. M. Muñoz Ocaña, J. Puerto, A. M. Rodríguez Chía. Mathe- matical Programming techniques for Scanning Transmission Electron Microscopy Image Seg- mentations. XXXIX Congreso Nacional de Estadística e Investigación Operativa y de las XIII Jornadas de Estadística Pública (SEIO 2022) Granada, 7 al 10 de Junio de 2022.

  8. I. Espejo Miranda, R. Páez Jiménez, J. Puerto Albandoz, A. M. Rodríguez Chía. Some combi- natorial optimization problems with neighborhoods. XXXIX Congreso Nacional de Estadística e Investigación Operativa y de las XIII Jornadas de Estadística Pública (SEIO 2022) Granada, 7 al 10 de Junio de 2022.

  9. I. Espejo Miranda, A. Marín Pérez, J. M. Muñoz Ocaña, A. M. Rodríguez Chía. New formula- tions for single allocation hubs location problems. XXXIX Congreso Nacional de Estadística e Investigación Operativa y de las XIII Jornadas de Estadística Pública (SEIO 2022) Granada, 7 al 10 de Junio de 2022.

  10. Maria Battarra, Güneş Erdo ̆gan, A.M. Rodríguez-Chía. Pricing in Hub Problems. XII EN- CUENTRO ANDALUZ DE MATEMATICA DISCRETA, Jerez de la Frontera (Cádiz), 03 y 04 de febrero de 2022

  11. Calvino, M. López-Haro, J.M. Muñoz-Ocaña, A.M. Rodríguez-Chía. The discrete ordered median problem for clustering STEM-image intensities. XI Workshop on Locational Analysis and Related Problems 2022, January 31-February 1, Elche, 2022.

  12. M. Baldomero-Naranjo, J. Kalcsics, A. M. Rodríguez-Chía On the complexity of the upgrading version of the Maximal Covering Location Problem. XI Workshop on Locational Analysis and Related Problems 2022, January 31-February 1, Elche, 2022.

  13. A. Bouziane, J.M. Muñoz-Ocaña, J. Grzonka, J. Marqueses-Rodríguez, A.B. Hungría, A.M. Rodríguez-Chía, J.J. Calvino, M. López-Haro. Compressed Sensing Electron Tomography a Key Tool to Characterize Nanomaterials. Microscopy at the Frontiers of Science, Braga, Por- tugal, 29 Septiembre al 1 Octubre 2021. Organización: Sociedade Portuguesa de Microscopia, Sociedad de Microscopía de España. www.mfs2021.com

  14. A. Marín, L.I. Martínez-Merino, J. Puerto, A. M. Rodríguez-Chía. Introducing the ordered weighted average in the soft-margin SVM. 31st European Conference on Operational Research (EURO 2021). July 11-14, 2021. Athens.

  15. J. J. Calvino, E. Fernández, M. López-Haro, J. M. Muñoz-Ocaña, A. M. Rodríguez-Chía. Linear Optimization for Electron Tomography Reconstructions. 31st European Conference on Operational Research (EURO 2021). July 11-14, 2021. Athens.

  16. M. Baldomero-Naranjo, L.I. Martínez-Merino, A. M. Rodríguez-Chía. A robust SVM-based approach with feature selection and outliers detection for classification problems. 31st Euro- pean Conference on Operational Research (EURO 2021). July 11-14, 2021. Athens.

  17. I. Espejo, R. Páez, J. Puerto, A.M. Rodríguez-Chía. Minimum cost b-matching problems with nonconvex neighborhoods. ISOLDE XV CONFERENCE. International Symposium on Locational Decisions. July 5-9, 2021, online

  18. J. J. Calvino, E. Fernández, M. López-Haro, J. M. Muñoz-Ocaña, A. M. Rodríguez-Chía. ISOLDE XV CONFERENCE. International Symposium on Locational Decisions. l1-norm mathematical programming model applied to STEM tomography. July 5-9, 2021, online.

  19. M. Baldomero-Naranjo, J. Kalcsics, A. Marín, A. M. Rodríguez-Chía. Upgrading Location Problems: An Approach using Integer Programming. ISOLDE XV CONFERENCE. Interna- tional Symposium on Locational Decisions. July 5-9, 2021, online.

  20. Antonio M. Rodríguez-Chía. Generalizations of the discrete p-center problem. Advances on logistics and transportation problems on complex networks: Evaluation and conclusions. Fuen- girola 23-26 June 2021

  21. M. López-Haro, O. Bazta, J. Marqueses-Rodríguez, R. Manzorro, J.M. Motes-Monroy, A. Bouziane, A.B. Hungría, S. Trasobares, J.A. Pérez-Omil, J.C. Hernández-Garrido, L. Lajaune, L.E. Chinchilla, M. Castillo-Rodríguez, J. Grzonka, J.M. Muñoz-Ocaña, A.M. Rodríguez-Chía,

  22. C.E. Castillo, M.A. Cauqui, J.J. Calvino. Microscopía Electrónica para Catálisis Hoy. SECAT 18-20 Octubre 2021.

  23. J.J. Calvino, E. Férnandez, M. López, J.M. Muñoz, A.M. Rodríguez-Chía. Optimization Mo- dels Applied to Image Tomographic Reconstruction. Reunión de seguimiento del proyecto ?NetmeetData? Fundación BBVA. Sevilla, 30 de Junio de 2020.

  24. M. Baldomero-Naranjo, J. Kalcsics, and A.M. Rodríguez-Chía Upgrading Location Problems with Edge Length Variations on Networks X Workshop on Locational Analysis and Related Problems 2019, January 23-24, Sevilla, 2020.

  25. J.J. Calvino, M. López-Haro, J. M. Muñoz-Ocaña, and A.M. Rodríguez-Chía. Optimisation Models Applied to Image Reconstruction. X Workshop on Locational Analysis and Related Problems 2019, January 23-24, Sevilla, 2020.

  26. I. Espejo,J. Puerto, and A.M. Rodríguez-Chía. On some classes of combinatorial optimization problems with non-convex neighborhoods X Workshop on Locational Analysis and Related Problems 2019, January 23-24, Sevilla, 2020.

  27. Marta Baldomero-Naranjo, Jerg Kalcsics, and Antonio M. Rodríguez-Chía. On covering lo- cation problems in networks with uncertain edge demands. 1st EUROYoung Workshop, May 2-3, Sevilla 2019,

  28. L.I. Martínez-Merino, M. Albareda-Sambola, A. M. Rodríguez-Chía. On extensions of the discrete p-center problem. V Congreso de Jóvenes investigadores RSME. 27-31enero 2020

  29. M. Baldomero-Naranjo, J. Kalcsics, A.M. Rodríguez-Chía. Dealing with edge length modifi- cations in the maximal covering location problem on Networks. XXXVIII Congreso Nacional de Estadística Investigación Operativa (SEIO 2019), September, 3-9. Alcoy, 2019.

  30. J.J. Calvino, M. López-Haro, J. M. Muñoz-Ocaña, A.M. Rodríguez-Chía. Optimization of STEM-HAADF electron tomography reconstruction by smart parameters selection in compressed- sensing based algorithms. Microscopy at the Frontiers of Science of the Spanish and Portuguese Societies of Microscopy. September 11-13, Granada, 2019

  31. M. Baldomero-Naranjo, J. Kalcsics, A.M. Rodríguez-Chía. Upgrading the Maximal Covering Location Problem. XXV EURO Working Group on Locational Analysis. June 5-7, Bruselas, 2019.

  32. I. Espejo Miranda, J. Puerto Albandoz, A. M. Rodríguez Chía. El problema de la mediana ordenada con capacidades. Seminario de seguimiento y coordinación del Proyecto de Retos MTM2016-74983-C02, Chiclana, Cádiz, del 22 al 24 de marzo de 2019.

  33. Maria Albareda-Sambola, Luisa I. Martínez-Merino, and Antonio M. Rodríguez-Chía. An extension of the p-center problem considering stratified demand. IX Workshop on Locational Analysis and Related Problems 2019, January 30-February 1, Cádiz, 2019.

  34. Marta Baldomero-Naranjo, Joerg Kalcsics, and Antonio M. Rodríguez-Chía. Minmax Regret Maximal Covering on Networks with Edge Demands. IX Workshop on Locational Analysis and Related Problems 2019, January 30-February 1, Cádiz, 2019.

  35. A multi-period bilevel approach for stochastic equilibrium in network expansion planning under uncertainty. Laureano F. Escudero, Juan Francisco Monge, and Antonio M. Rodríguez- Chía. IX Workshop on Locational Analysis and Related Problems 2019, January 30-February 1, Cádiz, 2019.

  36. Inmaculada Espejo, Justo Puerto, and Antonio M. Rodríguez-Chía. Capacitated Discrete Or- dered Median Problems. IX Workshop on Locational Analysis and Related Problems 2019, January 30-February 1, Cádiz, 2019.

  37. Miguel A. Pozo, Justo Puerto, and Antonio M. Rodríguez-Chía. Solving the Ordered Median Tree of Hubs Location Problem. IX Workshop on Locational Analysis and Related Problems 2019, January 30-February 1, Cádiz, 2019.

  38. M, Battarra, G. Erdogan and A.M. Rodríguez-Chía Arc pricing in Hub Location Problems. XXIV EURO Working Group on Locational Analysis (EWGLA 2018). 23-25 May, Edinburgh (UK).

  39. Alfredo Marín, Luisa I. Martínez-Merino, A.M. Rodríguez-Chía and Francisco Saldanha-Da- Gama. A general model for discrete covering location problems. XXIV EURO Working Group on Locational Analysis (EWGLA 2018). 23-25 May, Edinburgh (UK).

  40. Marta Baldomero-Naranjo, Luisa I. Martínez-Merino and Antonio M. Rodríguez-Chía Exact and heuristic approaches for Support Vector Machine with l1 Ramp Loss. XXIV EURO Wor- king Group on Locational Analysis (EWGLA 2018). 23-25 May, Edinburgh (UK).

  41. M. Albareda Sambola, L. Martínez Merino, A. M. Rodríguez Chía. The stratified p-center problem. XXXVII Congreso Nacional de Estadística e Investigación Operativa (SEIO 2018). 29 mayo-1 Junio. Oviedo.

  42. Maria Albareda-Sambola, Luisa I. Martínez-Merino and Antonio M. Rodríguez-Chía. New heuristic approaches for the probabilistic p-center problem. 1st Spanish Young Statisticians and Operational Researches Meeting. Granada, November 13-15, 2017.

  43. V. Blanco, J. Puerto, and A.M. Rodríguez-Chía. On the location of separating hyperplanes with l_p-norms margins. THE VIII INTERNATIONAL WORKSHOP ON LOCATIONAL ANALYSIS AND RELATED PROBLEMS (2017). Segovia, September 27-29, 2017.

  44. A. Marín, L. Martínez-Merino, A. M. Rodríguez-Chía, and F. Saldanha-da-Gama. A stochastic multi-period covering model. THE VIII INTERNATIONAL WORKSHOP ON LOCATIONAL ANALYSIS AND RELATED PROBLEMS (2017). Segovia, September 27-29, 2017.

  45. M.A. Pozo, J. Puerto, and A.M. Rodríguez-Chía. The ordered median tree of hubs location problem. THE VIII INTERNATIONAL WORKSHOP ON LOCATIONAL ANALYSIS AND RELATED PROBLEMS (2017). Segovia, September 27-29, 2017.

  46. S. Benati, J. Puerto and A.M. Rodríguez-Chía. New results in clustering data that are connected through a network. Optimization 2017. Lisboa, September 6-8, 2017.

  47. Joerg Kalcsics, and Antonio M. Rodríguez-Chía. MinMax regret maximal covering location problems on networks with edge demand. ISOLDE XIV CONFERENCE. International Symposium on Locational Decisions. Toronto & Huntsville, Ontario, Canadá, July 9-14, 2017.

  48. Maria Albareda-Sambola, Luisa I. Martínez-Merino and Antonio M. Rodríguez-Chía. A generalization of the $p$-center problem with uncertainty in the demand. ISOLDE XIV CONFERENCE. International Symposium on Locational Decisions. Toronto \& Huntsville, Ontario, Canadá, July 9-14, 2017.

  49. M. Labbé, L. I. Martínez-Merino and A.M. Rodríguez-Chía. Analysis of a SVM model with feature selection. ISOLDE XIV CONFERENCE. International Symposium on Locational Decisions. Toronto & Huntsville, Ontario, Canadá, July 9-14, 2017.

  50. Maria Albareda-Sambola, Alfredo Marín, Antonio M. Rodríguez-Chía. Rail-rail containers transshipment: solution via mathematical programming Annual Workshop of the EURO Working Group on Vehicle Routing and Logistics optimization (VeRoLog), 10-12 Jul 2017 Amsterdam (Netherlands).

  51. Maria Albareda-Sambola, Luisa I. Martínez-Merino and Antonio M. Rodríguez-Chía. Heuristic solutions to the Probabilistic p-Center Problem. MIC’2017: 12TH METAHEURISTICS INTERNATIONAL CONFERENCE. Barcelona, 4-7 Julio, 2017. (Publicado en Metaheuristics: Proceeding of the MIC and MAEB 2017 Conferences. Editorial: Universitat Pompeu Fabra, Barcelona, Spain June 2017.

  52. M. Albareda, A. Marín and A.M. Rodríguez-Chía. Building new formulations for the acyclic partitioning problem on a digraph, based on a study of its solutions. Congreso Bienal de la Real Sociedad Matemática Española. Zaragoza, 30-Enero/3-Febrero, 2017.

  53. M. Labbé, L. I. Martínez-Merino and A.M. Rodríguez-Chía. Mixed Integer Linear Programming for Feature Selection in Support Vector Machine. Congreso Bienal de la Real Sociedad Matemática Española. Zaragoza, 30-Enero/3-Febrero, 2017.

  54. M. Labbé, L. I. Martínez-Merino and A.M. Rodríguez-Chía. Enhancements in Support Vector Machine with feature constraints. XXIII EURO Working Group on Locational Analysis, VII International Workshop on Locational Analysis and Related Problems. Málaga, September 14-16, 2016.

  55. S. Benati, J. Puerto and A.M. Rodríguez-Chía. Clustering data that are graph connected. XXIII EURO Working Group on Locational Analysis, VII International Workshop on Locational Analysis and Related Problems. Málaga, September 14-16, 2016.

  56. M. Albareda-Sambola, L. I. Martínez-Merino and A.M. Rodríguez-Chía. The p-Center Problem with Bernoulli demands. XXIII EURO Working Group on Locational Analysis, VII International Workshop on Locational Analysis and Related Problems. Málaga, September 14-16, 2016.

  57. M. Albareda, L.I. Martínez-Merino, A.M. Rodríguez-Chía. The p-center problem with uncertainty in the demands. VI Workshop on Locational Analysis and Related Problems. Barcelona, 25-27 November, 2015.

  58. J. Puerto, A.M. Rodríguez-Chía, A. Tamir. On k-centrum optimization with applications to the location of extensive facilities on graphs and the like. VI Workshop on Locational Analysis and Related Problems. Barcelona, 25-27 November, 2015.

  59. M. Albareda, L.I. Martínez-Merino, A.M. Rodríguez-Chía. New results on the probabilistic $p$-center problem. SEIO 2015. XXXV Congreso Nacional de Estadística e Investigación Operativa IX Jornadas de Estadística Pública. Pamplona, 26-29/05/2015.

  60. M. C. Sánchez Gil, A. M. Rodríguez-Chía, J. Puerto. Capacitated ordered median location problems. SEIO 2015. XXXV Congreso Nacional de Estadística e Investigación Operativa IX Jornadas de Estadística Pública. Pamplona, 26-29/05/2015.

  61. M. Albareda, L.I. Martínez-Merino, A.M. Rodríguez-Chía. The probabilistic p-center problem. XXII EURO Working Group on Locational Analysis Meeting. Budapest (Hungary), 20-22/05/2015.

  62. J. Puerto, A.M. Rodríguez-Chía, A. Tamir. On k-centrum optimization with applications to the location of extensive facilities on graphs and the like. XXII EURO Working Group on Locational Analysis Meeting. Budapest (Hungary), 20-22/05/2015.

  63. J. Puerto, A.M. Rodríguez-Chía y C. Sánchez-Gil. Capacitated ordered median location problems. International Workshop on Locational Analysis and Related Problems. 2014. Sevilla, 1-3/10/2014.

  64. J. Puerto, A.B. Ramos, A.M. Rodríguez-Chía. The ordered median tree of hubs location problem. International Symposium on Locational Decision. ISOLDE 2014. Nápoles-Capri (Italia), 16-20/06/2014.

  65. M. Labbé, A.M. Rodríguez-Chía. Feature selection via mixed integer linear programming. International Symposium on Locational Decision. ISOLDE 2014. Nápoles-Capri (Italia), 16-20/06/2014.

  66. I. Espejo, A. Marín, A.M. Rodríguez-Chía. $p$-center problem with failure foresight and capacity constraints. 28$^{th}$ Annual Conference of the Belgium Operational Research Society (ORBEL28). Mons (Bélgica), 30-31/01/2014.

  67. J. Puerto, A.M. Rodríguez-Chía, M. Carmen Sánchez Gil. Single-allocation, ordered median, hub location problems with capacity constraints. XXXIV Congreso Nacional de Estadística e Investigación Operativa (SEIO 2013). Publicación: 978-84-8021-957-0. Castellón, 11-13/09/2013.

  68. I. Espejo, A. Marín, A.M. Rodríguez-Chía. New results on robust location of emergency centers with failure foresight. XXXIV Congreso Nacional de Estadística e Investigación Operativa (SEIO 2013). Publicación: 978-84-8021-957-0. Castellón, 11-13/09/2013.

  69. I. Espejo, A. Marín, A.M. Rodríguez-Chía. New results on capacitated p-center problem with failure foresight. 26th European Conference on Operational Research, EURO/INFORMS 2013. Roma (Italia), 1-4/07/2013.

  70. J. Kalcsics, S. Nickel, M.A. Pozo-Montaño, J. Puerto y A.M. Rodríguez-Chía. The multi-criteria p-facility median location problem on networks. 26th European Conference on Operational Research, EURO/INFORMS 2013. Roma (Italia), 1-4/07/2013.

  71. J. Puerto, A.B. Ramos, A.M. Rodríguez-Chía, M.C. Sánchez-Gil. Incorporating users’ point of views in the design of hub-and-spoke networks. The Eighth Triennial Symposium on Transportation Analysis, Tristan VIII. San Pedro de Atacama, Chile, June 9-14, 20013.

  72. I. Espejo, A. Marín, A.M. Rodríguez-Chía. Robust location of emergency centers by possible disruption. International Workshop on Locational Analysis and Related Problems. X Anniversary of the Spanish Location. Network (MTM2010-12053-E). Torremolinos, Málaga, June 19-21, 2013.

  73. J. Puerto, A.B. Ramos, A.M. Rodríguez-Chía, M.C. Sánchez-Gil. Flexible hub location problems with capacity constraints International Workshop on Locational Analysis and Related Problems. X Anniversary of the Spanish Location Network (MTM2010-12053-E). Torremolinos, Málaga, June 19-21, 2013.

  74. J. Puerto, A.B. Ramos, A.M. Rodríguez-Chía, M.C. Sánchez-Gil. Problema de localización de hubs usando mediana ordenada con restricciones de capacidad. Congreso Bienal de la Real Sociedad Matemática Española, RSME 2013. Santiago de Compostela, January 21-25, 2013.

  75. J. Puerto, A.B. Ramos, A.M. Rodríguez-Chía. Single Allocation Capacitated Ordered Median Hub Location Models. 25th European Conference on Operational Research, EURO 2012. Vilnius, Lituania. July 8-11, 2012.

  76. I. Espejo, A. Marín, A.M. Rodríguez-Chía. The p -center problem with capacities and failure ahead. 25th European Conference on Operational Research, EURO 2012. Vilnius, Lituania. July 8-11, 2012.

  77. I. Espejo, A. Marín, A.M. Rodríguez-Chía. Capacitated p-center problem with failure foresight. CORAL 2012 4th Workshop Combinatorial Optimization, Routing and Location Meeting. Benicasim (Castellón). May 2-5, 2012.

  78. C. Valero, A.M. Rodríguez-Chía, I. Espejo. Aceleración de la convergencia para el problema de localización minisum con normas lp. XXXIII National Meeting of Statistic and Operations Research. Madrid, 2012.

  79. J. Kalcsics, S. Nickel, M.A. Pozo-Montaño, J. Puerto, A.M. Rodríguez-Chía. Localización multiobjetivo-multifacilidad en grafos. XXXIII National Meeting of Statistic and Operations Research. VII Meeting of Public Statistic. Madrid, 2012.

  80. Justo Puerto, A. B. Ramos, Antonio M. Rodríguez-Chía. A specialized Branch & Bound & Cut for Single-Allocation Ordered Median Hub Location problems. Euro Working Group on Locational Analysis. XIX Meeting. Nantes (Francia). October 2011.

  81. I. Espejo, A. Marín y A.M. Rodríguez-Chía. Restricciones de asignación al servicio más cercano en problemas de localización discreta. Workshop on Locational Analysis and Related Problems 2011. Reunión de la Red Temática de Localización y Problemas Afines 2011 (MTM2009-07290-E). Las Palmas de Gran Canarias. February 2-5, 2011.

  82. A. Corberán, I. Plana, A.M. Rodríguez-Chía y J.M. Sanchis. A new approach to the Maximum Benefit Chinese Postman Problem. 15th COMBINATORIAL OPTIMIZATION WORKSHOP. Centre Paul Langevin, Aussois, France, 10-14, January 2011.

  83. Justo Puerto, Antonio Manuel Rodríguez-Chía, Ana Belén Ramos-Gallego. Hub location problems with role dependent objectives. 24th European Conference on Operational Research (EURO XXIV). Lisboa, July 2010.

  84. Laureano Fernando Escudero, Mercedes Landete, Antonio Manuel Rodríguez-Chía. Stochastric Set Packing Problem. 24th European Conference on Operational Research (EURO XXIV). Lisboa, July 2010.

  85. Angel Corberán, Isaac Plana, Antonio Manuel Rodríguez-Chía, Jose Maria Sanchis. On the Maximum Benefit Chinese Postman Problem. 24th European Conference on Operational Research (EURO XXIV). Lisboa, July 2010.

  86. Antonio Manuel Rodríguez-Chía, Elena Fernández, Justo Puerto. On a common structure of the discrete optimization with ordering. 24th European Conference on Operational Research (EURO XXIV). Lisboa, July 2010.

  87. A. Corberán, I. Plana, A.M. Rodríguez-Chía y J.M. Sanchis. A new approach to the Maximum Benefit Chinese Postman Problem. Seventh Triennial Symposium on Transportation Analysis, TRISTAN VII. Tromso, Noruega, June 2010.

  88. L. Escudero, M. Landete y A.M. Rodríguez-Chía. Stochastic Set Packing Location Problems. Euro Working Group on Locational Analysis. XVIII Meeting. Nápoles 2010.

  89. M.T. Caceres, M.C. Lopez-de-los-Mozos, J.A. Mesa, J. Puerto, A.M. Rodríguez-Chía. Robust Mean Absolute Deviation Problems on Tree Networks. Euro Working Group on Locational Analysis. XVIII Meeting. Nápoles 2010.

  90. I. Espejo-Miranda, A.M. Rodríguez-Chía. The planar k-centrum problem with Euclidean distances. Euro Working Group on Locational Analysis. XVIII Meeting. Nápoles 2010.

  91. I. Espejo, A.M. Rodríguez-Chía. Métodos de resolución para el problema del k -centrum en el plano. Workshop on Locational Analysis and Related Problems 2010 y reunión annual de la Red Temática “Localización y Problemas Afines” MTM2008-02221-E.

  92. C. Valero, A.M. Rodríguez-Chía. Aplicación del algoritmo de Weiszfeld a la resolución del problema minisum con normas \ell_p , p> 2 . Workshop on Locational Analysis and Related Problems 2010 y reunión annual de la Red Temática “Localización y Problemas Afines” MTM2008-02221-E.

  93. A.M. Rodríguez-Chía, L. Escudero, M. Landete. Programación de empaquetamiento estocástico. Workshop on Locational Analysis and Related Problems 2010 y reunión annual de la Red Temática “Localización y Problemas Afines” MTM2008-02221-E.

  94. J. Puerto, A. Ramos and A.M Rodríguez Chía. Ordered median hub location problems. 23rd European Conference on Operational Research (EURO XXIII). Bonn, Germany. July 2009.

  95. E. Fernández, J. Puerto and A.M. Rodríguez Chía. On Discrete optimization with ordering. III Combinatorial Optimization, Routing and Location Meeting. Universidad Miguel Hernández, Elche. June 2009.

  96. A. Corberán, I. Plana, A.M. Rodríguez-Chía, J.M. Sanchis. On the Maximum Benefit Chinese Postman Problem. III Combinatorial Optimization, Routing and Location Meeting. Universidad Miguel Hernández, Elche. June 2009.

  97. M. Landete, J.F. Monge and A.M. Rodríguez-Chía. Alternative formulations for the Winner Determination Problem Tipo de participación: Comunicación. III Combinatorial Optimization, Routing and Location Meeting. Universidad Miguel Hernández, Elche. June 2009.

  98. A.M. Rodríguez-Chía, J. Puerto, A.B. Ramos. Different formulations for hub location problems with order. The Pyrenees International Workshop on Statistics, Probability and Operations Research, SPO 2009, Jaca, September 15-18th 2009.

  99. Discrete optimization with ordering. 13th COMBINATORIAL OPTIMIZATION WORKSHOP, Centre Paul Langevin, Aussois, France, 11-17. January 2009. http://www.informatik.uni-heidelberg.de/groups/comopt/conferences/aussois2009/index.html.

  100. A.M. Rodríguez-Chía, A.B. Ramos, J. Puerto. Different formulations for ordered median hub location problems. 17th Euro Working Group on Locational Analysis, EWGLA XVII, Universidad Miguel Hernández, Elche. September 2008.

  101. A. Castaño Martínez, I. Espejo, J.A. García, A.M. Rodríguez-Chía, C. Valero. Simultaneous location of service facility and rapid transit line. 17th Euro Working Group on Locational Analysis, EWGLA XVII, Universidad Miguel Hernández, Elche. September 2008.

  102. A new formulation for the Winner Determination Problem. Graph and Optimization Meeting (GOM 2008), Saint-Maximim La Sainte Baume, France August 24-27, 2008. http://www.euro-online.org/gom2008/Program.html

  103. On the Minimum-Envy Location Problem. Graph and Optimization Meeting (GOM 2008), Saint-Maximim La Sainte Baume, France. August 24-27, 2008. http://www.euro-online.org/gom2008/Program.html.

  104. Modelos de localización sin envidia. National Meeting of Statistic and Operations Research. Valladolid, 2007.

  105. Problema de localización minisum con normas lp para p > 2. XXIX National Meeting of Statistic and Operations Research. Valladolid, 2007.

  106. On the structure of the solution set for the single facility location problem with average distances. XXIX National Meeting of Statistic and Operations Research. Valladolid, 2007.

  107. Convex analysis applied to location theory. 11-th Workshop on Well-Posedness of Optimization Problems and Related Topics. Alicante. September 2007

  108. The bi-criteria doubly weighted center-median path problem on a tree. V Encuentro Andaluz de Matemática Discreta. La Línea de la Concepción (Cádiz). July 2007.

  109. Avances sobre los métodos de resolución para el problema de localización minisum con normas l_p. RED TEMÁTICA DE ANÁLISIS Y APLICACIONES DE DECISIONES SOBRE LOCALIZACIÓN DE SERVICIOS Y PROBLEMAS RELACIONADOS, 2007. Sede Antonio Machado de la Universidad Internacional de Andalucía en Baeza, Jaén.

  110. Ordered Median Problem with lp norm. RED TEMÁTICA DE ANÁLISIS Y APLICACIONES DE DECISIONES SOBRE LOCALIZACIÓN DE SERVICIOS Y PROBLEMAS RELACIONADOS, 2007. Sede Antonio Machado de la Universidad Internacional de Andalucía en Baeza, Jaén.

  111. I. Espejo and A.M. Rodríguez-Chía. Ordered Median Problem with lp norm. EURO Winter Institute on Location and Logistics, 2007. Estoril, Portugal.

  112. J. Puerto, A.M. Rodríguez-Chía and A. Tamir. On the Planar Piecewise Quadratic 1-Center Problem. XVI Meeting of the Euro Working Group on Locational Analysis, February 2007. Estoril, Portugal.

  113. J. Kalcsics, S. Nickel, J. Puerto, A.M. Rodríguez-Chía. Flexible Discrete Location Problems with Capacity Constraints. XVI Meeting of the Euro Working Group on Locational Analysis, February 2007. Estoril, Portugal.

  114. J. Puerto, S. Nickel, A.M. Rodríguez-Chía. The Discrete Ordered Media Problem (DOMP): New formulations and frontiers. 21st European Conference on Operational Research, EURO XXI, 2006, Reykjavik, Islandia.

  115. Solving the ordered median spanning tree problem with greedy algorithm. XXIX Congreso Nacional de Estadística e Investigación Operativa. 2006. El Puerto de la Cruz.

  116. Flexible Discrete Location Problems with Capacity Constraints. XXIX Congreso Nacional de Estadística e Investigación Operativa. 2006. El Puerto de la Cruz.

  117. El Problema de Localización con distancias esperadas. XXIX Congreso Nacional de Estadística e Investigación Operativa. 2006. El Puerto de la Cruz. El problema de la mediana ordenada con normas lp . XXIX Congreso Nacional de Estadística e Investigación Operativa. 2006. El Puerto de la Cruz.

  118. MCDM Location Problems. 17th Triennal Conference of the International Federation of Operational Research Societies (IFORS). July 2005. Hawaii.

  119. The Pareto Set for the Doubly Weighted Center-Median Path Problem on a Tree. 17th Triennal Conference of the International Federation of Operational Research Societies (IFORS). July 2005. Hawaii.

  120. The Pareto Set for the Doubly Weighted Center-Median Path Problem on a Tree. International Symposium on Locational Decisions. ISOLDE X. June 2005. Sevilla-Huelva.

  121. Multicriteria Location Problems. International Symposium on Locational Decisions. ISOLDE X. June 2005. Sevilla-Huelva.

  122. A primal-dual simplex-like method for multiobjective linear programming. 12 ^th French-German-Spanish Conference on Optimization, 20-24 September 2004. Avignon, Francia.

  123. Geometrical properties of the set of efficient solutions in multicriteria location problems. XV Meeting of the Euro Working Group on Locational Analysis, 5-8 September 2004. Saarbr\”ucken, Alemania.

  124. Minimización del impacto ambiental: el problema de Weber regional. Conferencia Internacional de Estadística en Estudios Medioambientales EMA’03, September 24-26, 2003. Salamanca.

  125. On the Exponential Cardinality of Finite Dominating Sets for the Ordered p-Median Problem. Euro Working Group on Locational Analysis XIV, September 11-13, 2003. Corfu, Grecia.

  126. New results on the conditional location of structures on tree networks. XXVII National Meeting of Statistic and Operations Research. April 8-11, 2003. Lérida.

  127. A primal-dual algorithm for multiobjective linear programming. XXVII National Meeting of Statistic and Operations Research. April 8-11, 2003. Lérida.

  128. Resolución práctica del problema de Weber. XXVII National Meeting of Statistic and Operations Research. April 8-11, 2003. Lérida.

  129. Localización de servicios para el mantenimiento de zonas verdes. Conferencia Internacional de Estadística en Estudios Medioambientales. November 21-23, 2001. Cádiz.

  130. La investigación Operativa en estudios medio-ambientales. Conferencia Internacional de Estadística en Estudios Medioambientales. November 21-23, 2001. Cádiz.

  131. ÍNDICES DE DIVERSIDAD DE SIMPSON EN EL MODELO DEL BASTÓN ROTO. Conferencia Internacional de Estadística en Estudios Medioambientales. November 21-23, 2001. Cádiz.

  132. El algoritmo de Weiszfeld en el problema de localización regional. XXVI National Meeting of Statistic and Operations Research. November 6-9, 2001. Úbeda (Jaén).

  133. Procesos de decisión markovianos competitivos-vectoriales. XXVI Congreso Nacional de Estadística e Investigación Operativa. November 6-9, 2001. Úbeda (Jaén).

  134. Análisis de sedimentos en el Mar Andaluz. Conferencia Ibérica sobre Protección Ambiental, July 12-14, 2001. Viseu, Portugal.

  135. A General Approach to p Facility Location Problems on Networks. Euro Working Group on Locational Analysis XII, December 14-17, 2000.Barcelona, España.

  136. Constrained efficiency in the planar case. EURO XVII, July 16-19, 2000. Budapest, Hungría.

  137. Robustez en el conjunto de soluciones Pareto para el problema de Weber multiobjetivo. XXV National Meeting of Statistic and Operations Research. 4-7 April del 2000. Vigo.

  138. Caracterizaciones geométricas en problemas de localización multiobjetivo. XXV National Meeting of Statistic and Operations Research. April 4-7, 2000. Vigo.

  139. El problema ordenado de la mediana p-facilidad en redes. XXV Congreso Nacional de Estadística e Investigación Operativa. April 4-7, 2000. Vigo.

  140. A note on robust positioning of services units. VIII International Symposium on Locational Decisions. June 23-29, 1999. Coimbra-Estoril (Portugal).

  141. Advances in continuous multicriteria location problem. VIII International Symposium on Locational Decisions. June 23-29, 1999. Coimbra-Estoril (Portugal).

  142. Análisis estadístico de la contaminación en las aguas del mar territorial andaluz. Conferencia Internacional EMA’99. October 13-15, 1999. La Plata (Argentina).

  143. Poscicionamiento de unidades de servicio. XXIV Congreso Nacional de Estadística e Investigación Operativa. October 20-23, 1998. Almería.

  144. General continuous multicriteria location problems. EURO Working Group on Location Analysis (EWGLA X) and II Seminar of the Spanish group on Locational Analysis. February 10-13, 1998. Murcia.

  145. General continuous multicriteria location problems. Joint International Meeting EURO XV-INFORMS XXXIV. July 14-17, 1997. Barcelona.

  146. Pareto-optimal line location with Euclidean distance on the plane. The tenth meeting of The European Chapter on Combinatorial Optimization. 14-17 Mayo 1997. La Laguna.

  147. Localización de centros semirepulsivos XXIII National Meeting of Statistic and Operations Research. March 11-14, 1997. Valencia.

  148. Diferentes problemas de localización con hipótesis de simetría. XXIII Congreso Nacional de Estadística e Investigación Operativa. March 11-14, 1997. Valencia.

  149. Un modelo general de localización dinámica. XXIII National Meeting of Statistic and Operations Research. March 11-14, 1997. Valencia

  150. Localización de un centro repulsivo con áreas de protección poligonales. XXIII Congreso Nacional de Estadística e Investigación Operativa. March 11- 14, 1997. Valencia.

  151. El problema ordenado de Weber con centros atractivos y repulsivos. IV Jornadas de Medio Ambiente (JORMA IV). Sesión: Métodos Matemáticos en Medio Ambiente. Universidad de Cádiz. November 1996.

  152. A convergent algorithm for the generalized dynamic Weber problem. EURO Working Group on Location Analysis (EWGLA 9). September 1996. Birmingham (Reino Unido).

  153. Ordered Weber Problem under polyhedral norms. EURO Working Group on Location Analysis (EWGLA 9). September 1996. Birmingham (Reino Unido).

  154. Sucesiones pseudoaleatorias como permutaciones. XXII National Meeting of Statistic and Operations Research. November 14-17, 1995. Sevilla.

  155. Conjunto de funciones UMVU estimables en familias paramétricas. XXII Congreso Nacional de Estadística e Investigación Operativa. November 1995. Sevilla.

  156. Versión dinámica del problema de Weber. XXII National Meeting of Statistic and Operations Research. November 14-17, 1995. Sevilla.

  157. Problemas del Weber con sistemas de transporte alternativo. XXII National Meeting of Statistic and Operations Research. November 14-17, 1995. Sevilla.

  158. A dynamic approach to facility location. EURO Working Group on Location Analysis (EWGLA 8). September 24- 28, 1995. Lambrecht (Alemania).