@book{91202,
	author = {Espinosa Torres, Luis Enrique. and Pérez Grajales, Mario},
	title = {Los sistemas de producción de chile manzano (Capsicum pubescens R. y P.) en México :},
	publisher = {El autor,},
	year = {2005.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/102737.pdf}
}