@book{96726,
	author = {López Ugarte, Theddy Yerena.},
	title = {La vegetación en la reserva de la Biosfera Mapimí},
	publisher = {El autor,},
	year = {2009},
	address = {Bermejillo, Durango. :},
	url = {http://10.13.5.2/tesis/108368.pdf}
}