Phd. Lila Azrar, Phd. Mustapha Badis Oukil. “Deviations of the Fourth Crusade”. RES MILITARIS 14, no. 1 (March 8, 2024): 118–137. Accessed May 8, 2024. https://resmilitaris.net/index.php/resmilitaris/article/view/4421.