A pontificatu Clementis 12. (1730) usque ad pontificatum Pii 6. (1799) - Ritzler, Remigius <OFMConv.>. (OLS)http://semarc/name/29599; Sefrin, Pirminus, <ofmconv>. (OLS)http://semarc/name/29600 (Hierarchia catholica Medii aevi sive summorum pontificum, SRE cardinalium, ecclesiarum antistitum series, 1958)