@book{166968,
	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.  :}
}