@book{51127,
	author = {Rodríguez Sáenz, Pascual.},
	title = {Estudio fenológico del nogal pecanero (Carya illioensis Koch) en la región de Jiménez, Chihuahua.},
	publisher = {el autor,},
	year = {1983.},
	address = {Monterrey, N. L. :}
}