The lithic material from the Sheikh Muftah desert camp site el Kharafish 02/5, Western Desert of Egypt, in: Friedman, Renée; Fiske, Peter N. (eds), Egypt at its origins 3: proceedings of the Third International Conference “Origin of the State. Predynastic and Early Dynastic Egypt”, London, 27th July – 1st August 2008. Orientalia Lovaniensia Analecta 205. Leuven
Riemer, Heiko. 2011