{"id":"001199936","type":"book","title":"Certain observations upon the necropolises dated back from the 5th to the 1st century B.C. in North-Eastern Bulgaria","pages":"217-221","container-title":"Cultură şi Civilizaţie la Dunărea de Jos, 10 (1993","author":[{"family":"Radev","given":"Rumen"}],"issued":{"raw":"1993"}}