{"id":"001007838","type":"book","title":"Entwicklung und Verfall der Sklavenhaltergesellschaft in den bulgarischen Gebieten","publisher":"Sofia Press","publisher-place":"Sofia","pages":"239-252","container-title":"Studia in honorem Borisi Gerov","author":[{"family":"Tačeva","given":"M."}],"issued":{"raw":"1990"}}