{"id":"001405265","type":"book","title":"Leiterband sites in the Wadi Howar, North Sudan","pages":"371-380","container-title":"Environmental change and human culture in the Nile Basin and Northern Africa until the second millennium B.C. Proceedings of the international symposium, Dymaczewo near Poznań 5-10 September 1988","author":[{"family":"Keding","given":"Birgit."}],"issued":{"raw":"1993"}}