@book{27850,
	author = {Vives Sotera, Teodoro,},
	title = {Espacio y tiempo :},
	publisher = {Equipo Sirius,},
	year = {2006.},
	series = {Colección Milenium},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/9176/}
}