Improved solution based on Bat Algorithm to Vehicle Routing Problem in a Caravan Range Community. - Carlos Alberto Ochoa Ortíz Zezzatti; Ma. De Lourdes Margain Fuentes; Julio Arreola; Alejandro de Luna; Geovani García; Erika Soto; J. Saul Gonzalez-Campos; Kyrk Haltaufoerhyde; Vinicius Scarandangotti (HIS, 2013)