@book{87364,
	author = {Ceballos Soto, Rodrigo},
	title = {Potencial productivo y comercial de la pitaya de mayo Stenocereus griseus (Hawort) en la mixteca baja /},
	publisher = {El autor,},
	year = {2003.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/98881.pdf}
}