@book{125308,
	author = {Malacara, Daniel. and Malacara Doblado, Juan Manuel,},
	title = {Telescopios y estrellas /},
	publisher = {Fondo de Cultura Económica,},
	year = {2015.},
	series = {La ciencia para todos ;},
	address = {México, D.F. :},
	edition = {Cuarta edición.},
	url = {https://elibro.net/ereader/politecnicointernacional/37757}
}