@book{87793,
	author = {Ponce de León Mauny, Rafael,},
	title = {El cielo un nuevo planeta :},
	publisher = {Liber Factory,},
	year = {[2015]},
	address = {Madrid, España :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/87960/}
}