DUNS, Professor. Notes (a) on a Helmet found at Ancrum Moor, (b) on Helmets, and (c) on a Stone Axe (New Guinea). Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 30, p. 317–324, 1896. DOI: 10.9750/PSAS.030.317.324. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6629. Acesso em: 24 apr. 2024.