@book{29358,
	author = {Ferrer Vanrell, M. Pilar,},
	title = {La vigencia, la eficacia y la aplicación de las normas /},
	publisher = {Dykinson S.L.,},
	year = {[2009]},
	series = {Cuadernos prácticos Bolonia. Parte general ;},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/14553/}
}