{"id":"001162558","type":"book","title":"Bizantiiski imperatorski olovni pečati ot Pliska i Preslav. Bleisiegel byzantinischer Kaiser aus Pliska und Preslav","pages":"99-102","container-title":"Izvestija na Narodnija Muzej - Varna, 26 (1990","author":[{"family":"Totev","given":"Totju"}],"issued":{"raw":"1990"}}