FORBES, William. Further Note with reference to the Fabric Seal of Metz. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 15, p. 280–285, 1881. DOI: 10.9750/PSAS.015.280.285. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5975. Acesso em: 27 apr. 2024.