PENKOV, Tsvetomir. Fr. Mivhail Apostolov – a Confessor from Ovtshartsi(archimandrite Makariy). Forum Theologicum Sardicense, [S. l.], n. 2, p. 25–48, 2025. Disponível em: https://periodicals.uni-sofia.bg/index.php/forum-theologicum-sardicense/article/view/277. Acesso em: 10 aug. 2025.