@book{43837,
	author = {Otaola, Javier A., and Mendoza, Blanca,},
	title = {El Sol y la Tierra :},
	publisher = {Fondo de Cultura Económica :},
	year = {2013.},
	series = {La ciencia para todos ;},
	address = {México, D.F. :},
	edition = {Primera edición electrónica.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/42959/}
}