Rhomboid is not just a shape in predynastic times, in: Tristan, Yann; Villaeys, Julie; Ryan, Ellen M. (eds), Egypt at its Origins 7: proceedings of the seventh International Conference "Origin of the State. Predynastic and Early Dynastic Egypt", Paris, 19th–23rd September 2022. Orientalia Lovaniensia Analecta 323. Leuven

: 265–306