Nicetas Choniates, 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).
延伸阅读
Angold, Michael, The Byzantine Empire: A Political History, 1025–1204, 2nd edition (London and New York, 1997)
Brand, C.M., Byzantium Confronts the West, 1180–1204 (Cambridge, MA, 1968)
Harris, Jonathan, Byzantium and the Crusades (London: Bloomsbury, 2nd ed., 2014). ISBN978-1-78093-767-0
Harris, Jonathan, 'Collusion with the infidel as a pretext for military action against Byzantium', in Clash of Cultures: the Languages of Love and Hate, ed. Sarah Lambert and Helen Nicholson (Turnhout, 2012), pp. 99–117
Hiestand, Rudolf, 'Die Erste Ehe Isaaks II Angelus und Seine Kinder', Jahrbuch der Osterreichischen Byzantinistik, 47 (1997).