- Ordered Median functions and Hub location problems. CORMSIS: Centre of Operational Research, Management Science and Information Systems of Southampton University. February, 2013.
- Hub location problems with order requirements. ALEL 2012 Meeting on Optimization. Limoges (Francia). July, 2012.
- Single Allocation Capacitated Ordered Median Hub Location Models. CORAL 2012 4th Workshop Combinatorial Optimization, Routing and Location Meeting. Benicasim (Castellón). May, 2012.
- Robustness in location problems with rapid transit lines. III Meeting of Project Excellence Andalusian FQM-5849, Gorafe, Granada, January 2012.
- Closest Assignment Constraints in Discrete Location Problems. Seminar “New Challenges in Combinatorial Mathematics”, Mathematics Faculty of Seville University, November 2011.
- Location, order and discrete optimization. Karlsruhe Institute of Technology, Germany, November 2010.
- Location problems with order. Invitation to Discrete Location Session in XXXII Nation Meeting of Statistic and Operations Research. La Coruña, September, 2010.
- Introduction to Stochastic Programming. II Meeting of the Group of Challenges of Combinatoric Mathematics. Villamoura (Portugal). February 2010.
- Stochastic Programming in Set Packing problems. VI Seminar of Sources optimization. Faculty of Mathematics of the University of Murcia, Enero 2010.
- On Discrete optimization with ordering. III Combinatorial Optimization, Routing and Location Meeting. Universidad Miguel Hernández, Elche. June 2009.
- Discrete Optimization Problems with ordering. V Seminar of Sources Optimization. Faculty of Mathematics of Murcia, May 2009.
- Logistics to decision making. Seminar: Optimization to decision making. Faculty of Mathematics, University of Seville. June 2007.
- Ordered Median Problem with lp norm. EURO Winter Institute on Location and Logistics. Estoril, Portugal. February 2007.
- Flexible formulations for the location problem with capacity constraints. Seminar of Optimization Sources, Center of Operations Research, University of Miguel Hernández of Elche. October 2006.
- Multicriteria Location Problem. University of Saarbrucken, Germany. October 2005.
- The art for locating. Faculty of Mathematics of the University of Sevilla and Camara Fundation, May 2005.
- Conditional location on networks. IV Spanish Seminar of Location, University of Murcia. Lorca, November 2003.
- Location of Service Facilities: mobile and regional. Thematic Network of Locational Analysis, University of Sevilla. November, 2003.
- Finite Dominante sets of the ordered p-median problem. Department of Applied Mathematics II, University of Seville. June 2003.
- Efficiency with mixed norms. University of Kaiserslautern, Germany. February 1999.
- Several Problems in Continuous Location. University of Kaiserslautern, Germany. November 1997.

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