@book{87378,
	author = {Bonilla Ordóñez, Edgar. and Torres Salas, Tania L.},
	title = {Sincronización de estros en ovejas Pelibuey utilizando FGA y eCG},
	publisher = {El autor,},
	year = {2003.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/98894.pdf}
}