B. Zając, “Coin Evidence for the Integration of the Cities of Bithynia and Pontus during the Reign of Trajan?”, in Sessions 4–5, Single Contributions, M. Bentz and M. Heinzelmann, Eds. Heidelberg: Propylaeum, 2023, pp. 445–453. doi: 10.11588/propylaeum.1005.c13511.