Van Thienen, V. State Control, Regionality or Guidelines? The Production of the Crossbow Brooch. In The Production of Military Equipment – Fabricae, Private Production and More: Panel 9.1; Hoss, S., Hrsg.; Archaeology and Economy in the Ancient World: Proceedings of the 19th International Congress of Classical Archaeology, Cologne/Bonn 2018; Propylaeum: Heidelberg, 2021; S. 47-57. https://doi.org/10.11588/propylaeum.761.c10621.