Bishops and Bishoprics in Egypt, Nubia, and Ethiopia (Fourth-Fourteenth Centuries) : Religious Authorities, Episcopal Seats, and Interactions in Local and Regional Perspectives - Derat, Marie-Laure; Lajtar, Adam; Tsakos, Alexandros; Seignobos, Robin; Ochała, Grzegorz (Peeters Publishers & Booksellers, 2024)