Jansen, Brita: Seleukeia Gadara (Umm Qays, Jordan) – Economic Aspects of the Building Process and the Strategic Concept of a Hellenistic Fortification, in Bentz, Martin und Heinzelmann, Michael (Hrsg.): Sessions 11–12, Single Contributions – Poster Sessions, Heidelberg: Propylaeum, 2023 (Archaeology and Economy in the Ancient World: Proceedings of the 19th International Congress of Classical Archaeology, Cologne/Bonn 2018, Band 56), S. 371–378. https://doi.org/10.11588/propylaeum.1036.c14157