The study of a group of ceramics at the end of the Naqada period and socio-economic considerations, in: Hendrickx, Stan; Friedman, Renée; Ciałowicz, Krzysztof M.; Chłodnicki, Marek (eds), Egypt at its origins: studies in memory of Barbara Adams; proceedings of the International Conference "Origin of the State. Predynastic and Early Dynastic Egypt", Kraków, 28th August–1st September 2002. Orientalia Lovaniensia Analecta 138. Leuven

: 665–687