{"id":"002004363","type":"article","title":"Das Byzantinische Reich","publisher":"Propyläen Verlag","publisher-place":"Berlin","pages":"153-210","container-title":"Propyläen-Weltgeschichte. Bd. 3: Das Mittelalter bis zum Ausgang der Staufer","author":[{"family":"Heisenberg","given":"August"}],"issued":{"raw":"1932"}}