{"id":"001267300","type":"book","title":"Za proizhoda na imenata na skalnija grad Perperikon. (About the origins of the names of the rock town of Perperikon)","pages":"193-200","container-title":"Arheologija (Sofija), 46,1-4 (2005","author":[{"family":"Ovčarov","given":"Nikolaj"}],"issued":{"raw":"2005"}}