Tolong jelaskan mengenai Sumber dari Maria Komnena

Choniates, Niketas, Historia, ed. J.-L. Van Dieten, 2 vols., Berlin and New York, 1975; trans. as O City of Byzantium, Annals of Niketas Choniates, by H.J. Magoulias, Detroit; Wayne State University Press, 1984.

Garland, Lynda, & Stone, Andrew, "Maria Porphyrogenita, daughter of Manuel I Comnenus" De Imperatoribus Romanis (external link)