@book{91065,
	author = {Rangel Salinas, José Luis.},
	title = {Empuje de suelos en muros de contención /},
	publisher = {El autor,},
	year = {2005.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/102600.pdf}
}