{"id":"001405125","type":"article","title":"A new topographic map of the Fourth Nile Cataract","publisher":"Heinrich-Barth-Institut","publisher-place":"Köln","pages":"13-14","container-title":"Proceedings of the Third International Conference on the Archaeology of the Fourth Nile Cataract","author":[{"family":"Ritter","given":"M."}],"issued":{"raw":"2012"}}