@book{93609,
	author = {Vázquez Aguilar, Beltario.},
	title = {Producción y calidad de forraje de asociaciones Leguminosa-Graminea /},
	publisher = {El autor,},
	year = {2007.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/105176.pdf}
}