Pentek, Zdzisław. “On the Empresses of the Latin Empire (1204–1261) (5). Marie of Brienne ”. Balcanica Posnaniensia. Acta et studia 31 (December 17, 2024): 19–32. Accessed February 26, 2026. https://pressto.amu.edu.pl/index.php/bp/article/view/43568.