{"id":"001563028","type":"article","title":"Mineralogo-petrografski sǎstav na kamennite artefakti ot Varnenskija bǎsnochalkoliten nekropol","publisher":"Archeologiceski Institut na BAN","publisher-place":"Sofija","pages":"21-27","container-title":"Interdisciplinarni izsledvanija 2006","author":[{"family":"Kostov","given":"Ruslan"}],"issued":{"raw":"2006"}}