Bartosiewicz R. A Selection of Source Opinions about the Relations between Crusaders and Byzantium during the First and Second Crusade. In: Grancow P, Chyliński P, Kanas R, Ludwiczak K, Maras K, editors. Vade Nobiscum, tom XXIV/2024: Studia nad Bliskim Wschodem [Internet]. Poland: Lodz University Press; 2024 [cited 2026 Jan. 25]. pp. 59-73. (, editor. Vade Nobiscum). Available from: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/1211/chapter/3352