MELVILLE, W Leslie. Leven Medal and Jewel. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 1, p. 45–46, 1852. DOI: 10.9750/PSAS.001.45.46. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/3907. Acesso em: 2 may. 2024.