@book{87726,
	author = {Martín, José Luis,},
	title = {Sombras en la oscuridad /},
	publisher = {Liber Factory,},
	year = {[2015]},
	address = {Madrid, España :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/87848/}
}