@book{80078,
	author = {Sánchez Soler, Mariano},
	title = {La larga marcha ultra :},
	publisher = {Roca Editorial, },
	year = {[Fecha de publicación no identificada]},
	address = {[Madrid, España] :},
	url = {https://public.digitaliapublishing.com/a/123916}
}