1.
Hetzel EM. Craftwork in Roman Cologne – A Microeconomic View on Cluster Structures Regarding Transformation of New Ideas. In: Heinzelmann M, Bentz M, Hrsg. Sessions 2–3, Single Contributions. Archaeology and Economy in the Ancient World: Proceedings of the 19th International Congress of Classical Archaeology, Cologne/Bonn 2018. Propylaeum; 2022:507-509. doi:10.11588/propylaeum.999.c13381