{"id":"000503159","type":"article","title":"Zur Frage der Ausbeutung der Bergwerke in Thrakien in römischer Zeit. (Bulg.m.dtsch.Res)","pages":"63-74","container-title":"Izvestija na Narodnija muzej Burgas. Bulletin du Musée national de Bourgas, 2.1965","author":[{"family":"Gerov","given":"B."}],"issued":{"raw":"1965"}}