@book{25899,
	author = {Pérez López-Portillo, Raúl,},
	title = {Los Mayas :},
	publisher = {Sílex,},
	year = {2007.},
	series = {Serie Historia},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/1351/}
}