{"id":"000410824","type":"article","title":"Herkunft von Obsidianartefakten in Uruk","publisher":"Gebrüder Mann","publisher-place":"Berlin","pages":"67-72","container-title":"Baghdader Mitteilungen, 21 (1990","author":[{"family":"Schneider","given":"Gerwulf 1938-"}],"issued":{"raw":"1990"}}