{"id":"001028715","type":"book","title":"Orfic graffito on a bone plate from Olbia","publisher":"Bulgarian Academy of Sciences","publisher-place":"Sofia","pages":"605-617","container-title":"Thracia : 15. In honour of Alexander Fol's 70th anniversary","author":[{"family":"Penkova","given":"Elka."}],"issued":{"raw":"2003"}}