@book{68342,
	author = {Frezzi, Federico, and Filippini, Enrico,},
	title = {Il Quadriregio},
	publisher = {Project Gutenberg,},
	year = {2008},
	address = {Salt Lake City, UT :},
	note = {Release date is 2008-12-07},
	url = {https://www.gutenberg.org/ebooks/27433}
}