@mastersthesis{Salazar02,
   author = {Maximino {Salazar Lechuga}},
   title = {Resoluci\'{o}n de Problemas Multi-Objetivo
   a Trav\'{e}s de Optimizaci\'{o}n Mediante
   C\'{u}mulos de Part\'{\i}culas},
   school = {Maestr\'{\i}a en Inteligencia Artificial,
   Universidad Veracruzana, Xalapa, Veracruz, M\'{e}xico},
   month = {February},
   year = {2002},
   note = {(In Spanish)}
}