Wolski, Jan M. Medieval Dualist Heresies in the Balkans: Greek Sources. Edited by Georgi Minczew. Translated by Anna Maciejewska. Vol. 11. Series Ceranea. Poland: Lodz University Press, 2023. Accessed January 30, 2026. https://press.uni.lodz.pl/index.php/wul/catalog/book/256.