* {{citeCite book|ref= harv|last=Garland|first=Lynda|title=Byzantine Empresses: Women and Power in Byzantium, AD 527–1204|year=1999|location=New York, New York and London, United Kingdom|publisher=Routledge|isbn=978-0-415-14688-3|url=https://books.google.com/books?id=6JY2fpMTkKwC|ref=harv}}
* {{citeCite book|ref= harv|last=Kaegi|first=Walter Emil|authorlink=Walter Kaegi|title=Byzantine Military Unrest, 471–843: An Interpretation|location=Amsterdam, The Netherlands|publisher=Adolf M. Hakkert|year=1981|isbnid=ISBN 90-256-0902-3|url=https://books.google.com/books?id=ZmUbAAAAYAAJ|ref=harv}}
* {{citeCite book|ref= harv|editor-last=Kazhdan|editor-first=Alexander Petrovich|editor-link=Александар Каждан|title=[[The Oxford Dictionary of Byzantium]]|location=New York, New York and Oxford, United Kingdom|publisher=Oxford University Press|year=1991|isbn=978-0-19-504652-6|ref=harv}}
* {{citeCite book|ref= harv|last=Rochow|first=Ilse|title=Kaiser Konstantin V. (741–775). Materialien zu seinem Leben und Nachleben|location=Frankfurt am Main, Deutschland|publisher=Peter Lang|year=1994|isbnid=ISBN 3-631-47138-6|url=https://books.google.com/books?id=blhoAAAAMAAJ|language=German|ref=harv}}
* {{citeCite book|ref= harv|last=Treadgold|first=Warren|authorlink = Warren Treadgold|title=A History of the Byzantine State and Society|location=Stanford, California|publisher=Stanford University Press|year=1997|isbnid=ISBN 0-8047-2630-2|url=https://books.google.com/books?id=nYbnr5XVbzUC|ref=harv}}
