{"id":"001192791","type":"book","title":"The depositional formation process of usewear polish and its implications for the identification of worked material. Tools used in ivory working in the Upper Paleolithic","pages":"99-112","container-title":"Poročilo o Raziskovanju Paleolitika, Neolitika in Eneolitika v Sloveniji, 24 (1997","author":[{"family":"Christensen","given":"Marianne."}],"issued":{"raw":"1997"}}