The History of the Medieval Papacy at the Imperial St. Petersburg University
Irina Pavlovna Potekhina
This research was supported by RFBR (Russian Foundation for Basic Research), project No. 16-06-00528 “Petersburg Historical School (XVIII — beginning of the XX century): Biographical database and information resource”.
Vestnik Sankt-Peterburgskogo universiteta|Library Union Catalog of Bavaria, Berlin and Brandenburg (B3Kat Repository)