@book{29880,
	author = {Avila Orive, José Luis.},
	title = {El suelo como elemento ambiental :},
	publisher = {Universidad de Deusto,},
	year = {1998.},
	series = {Serie Derecho ;},
	address = {Bilbao :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/15226/}
}