Template:Polemis-The Doukai
Polemis, Demetrios I. The Doukai: A Contribution to Byzantine Prosopography. London: The Athlone Press. 1968. OCLC 299868377.
Polemis, Demetrios I. The Doukai: A Contribution to Byzantine Prosopography. London: The Athlone Press. 1968. OCLC 299868377.