{"id":"000282915","type":"book","title":"Investigations on the extractive metallurgy of Cu/Sb/As ore and excavated smelting products from Norşun-Tepe (Keban) on the upper Euphrates, 3500 - 2800 B.C","pages":"13-24","container-title":"Aspects of early metallurgy","author":[{"family":"Zwicker","given":"U."}]}