S. Roberto Bellarmino - Brodrick, James. (OLS)http://ftis/name/56150 (Àncora, 1965)

3: Altertum. - Schneider, Helmuth. (OLS)http://ftis/name/51991; Cancik, Hubert. (OLS)http://ftis/name/51990 (Neue Pauly, 1997)