KLUCZEK, Agata A. Ragnar Hedlund: „…achieved nothing worthy of memory”. Coinage and authority in the Roman empire c. AD 260—295. Uppsala 2008. Wieki Stare i Nowe, [S. l.], v. 3, n. 8, p. 299–306, 2011. DOI: 10.31261/WSN.2011.11.12. Disponível em: https://journals.us.edu.pl/index.php/WSN/article/view/20399. Acesso em: 5 grudz. 2025.