@misc{Cegna_Romolo_Contributo_1976,
 author={Cegna, Romolo},
 editor={Institute of History of the Polish Academy of Sciences},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa, Poznań},
 journal={Studia Źródłoznawcze},
 howpublished={online},
 year={1976},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={ita},
 title={Contributo allo studio delle fonti sull'Ussitismo, La ricerca della 'Ecclesia Spiritualis' nel Medioevo cattolico},
 title={Studia Źródłoznawcze = Commentationes T. 20 (1976), Artykuły i rozprawy},
 type={Text},
 keywords={France 12thc., 13th c., Waldenses - history - sources},
}