@book{252680,
	author = {Polo, Leonardo, and García, Juan Antonio,},
	title = {El conocimiento del universo físico /},
	publisher = {EUNSA, Ediciones Universidad de Navarra,},
	year = {[2015]},
	series = {Obras completas de Leonardo Polo. Serie A ;},
	address = {Pamplona, España :},
	url = {https://www.digitaliapublishing.com/a/51556/}
}