Sally  Swain 

Representational evidence, Predynastic, in: Bard, Kathryn (ed.) , Encyclopedia of the archaeology of ancient Egypt. London

A new interpretation of two "C"-ware vessels from el-Mahasna, in: Aston, David A.; Bader, Bettina; Gallorini, Carla; Nicholson, Paul T.; Buckingham, Sarah (eds), Under the potter's tree: studies on Ancient Egypt presented to Janine Bourriau on the occasion of the 70th birthday. Orientalia Lovaniensia Analecta 204. Leuven & Paris

Pottery from the predynastic settlement at Halfia Gibli (Diospolis Parva). Journal of the Society for the Study of Egyptian Antiquities 30