Dandrow, E. “An Unpublished ‘Medallion’ of Elagabalus from Edessa in Osrhoene: Nergal and Syro-Mesopotamian Religious Continuity?”. KOINON: The International Journal of Classical Numismatic Studies, vol. 4, Dec. 2021, pp. 106-27, https://archaeopresspublishing.com/ojs/index.php/koinon/article/view/1113.