@book{94166,
	author = {Pius and Pontificia Accademia delle scienze.},
	title = {Papal Addresses to the Pontifical Academy of Sciences 1917-2002 and to the Pontifical Academy of Social Sciences 1994-2002 /},
	publisher = {Ex Aedibvs Academics in Civitate Vaticana,},
	year = {2003},
	address = {Vatican City :},
	note = {With brief biographies of the popes, introductions and an index.}
}