@book{96747,
	author = {Unamuno, Miguel de,},
	title = {Tres novelas ejemplares y un prólogo},
	publisher = {Project Gutenberg,},
	year = {2017},
	address = {Salt Lake City, UT :},
	note = {Release date is 2017-11-08},
	url = {https://www.gutenberg.org/ebooks/55916}
}