@book{66882,
	author = {Aznar, Amadeo. and e-libro, Corp.},
	title = {Revisión de la nueva montura Celestron CGEM},
	publisher = {Equipo Sirius,},
	year = {2009.},
	address = {[Madrid] :},
	url = {https://elibro.net/ereader/politecnicointernacional/104800}
}