{"id":"001405269","type":"book","title":"An archaeological survey of the Selima Sand­sheet, Sudan","pages":"237-248","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":"Schuck","given":"Werner"}],"issued":{"raw":"1993"}}