{"id":"001200342","type":"book","title":"Rannosrednovekovni risunki i znaci-grafiti ot krajdunavska Dobrudža. Frühmittelalterliche Zeichnungen und Zeichen-Grafitti aus dem Donau-Gebiet Dobrudshas","pages":"193-215","container-title":"Dobrudža, 7 (1990","author":[{"family":"Atanasov","given":"Georgi"}],"issued":{"raw":"1990"}}