HOLMES, N M McQ. The evidence of finds for the circulation and use of coins in medieval Scotland. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 134, p. 241–280, 2005. DOI: 10.9750/PSAS.134.241.280. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9607. Acesso em: 19 apr. 2024.