El Kharafish: The archaeology of Sheikh Muftah pastoral nomads in the desert around Dakhla Oasis (Egypt)

New light on the Northeast African past : current prehistoric research: Contributions to a symposium, Cologne 1990

Proceedings of the Third International Conference on the Archaeology of the Fourth Nile Cataract: University of Cologne, 13 - 14 July 2006

Atlas of cultural and environmental change in arid Africa: Atlas zu Kultur- und Landschaftswandel im ariden Afrika

Food, fuel and fields: Progress in African archaeobotany