@book{98974,
	author = {Velázquez Matíaz, Soiber Adalberto},
	title = {Los cantos del desencanto :},
	publisher = {El autor,},
	year = {2010.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/110632.pdf}
}