@book{34738,
	author = {Vilanova y Piera, Juan,},
	title = {Compendio de geología /},
	publisher = {Imprenta de Alejandro Gomez Fuentenebro,},
	year = {1872},
	address = {Madrid :},
	note = {Descripció física obtinguda de Palau},
	url = {http://bipadi.ub.edu/digital/collection/cienterra/id/15064}
}