@book{64247,
	author = {Cruz Cruz, Juan. and e-libro, Corp.},
	title = {Fichte},
	publisher = {EUNSA, Ediciones Universidad de Navarra,},
	year = {2003.},
	address = {Pamplona :},
	url = {https://elibro.net/ereader/politecnicointernacional/47439}
}