@book {,
	title = {L{\textquoteright}uomo},
	number = {43},
	year = {1960},
	pages = {153},
	publisher = {Boringhieri},
	organization = {Boringhieri},
	address = {Torino},
	author = {Ren{\'e} Descartes},
	editor = {Gianfranco Cantelli}
}
