BALTOLU, R. Frühmittelalterliche päpstliche Grabinschriften in der Basilika von St. Peter in Rom. Biblica et Patristica Thoruniensia, [S. l.], v. 15, n. 1, p. 121–125, 2022. DOI: 10.12775/BPTh.2022.006. Disponível em: https://apcz.umk.pl/BPTh/article/view/36657. Acesso em: 19 jul. 2024.