* {{citeCite book|last=Corradini|first=Richard|title=The construction of communities in the early Middle Ages|publisher=Brill|year= 2003|ref=harv}}
* {{citeCite book|last=Hendy|first=Michael F.|title=Studies in the Byzantine Monetary Economy C. 300-1450|publisher=Cambridge University Press|year= 2008|ref=harv}}
* {{citeCite book|author=Theophanes the Confessor|authorlink=Teofan Ispovednik|title=Chronicle|chapter=''[[Anno Mundi]]'' 6184|ref=harv}}
* {{Cite book | title = Byzantium: The Early Years| first = John Julius | last = Norwich▼
* {{citeCite book|authorlink=Georgije Ostrogorski|last=Ostrogorsky|first= George|title=History of the Byzantine state|publisher=Rutgers University Press|year= 1969|ref=harv}}