DRUMMOND, James. Notice of the Clach-a-Charra, a Stone of Memorial at Onich, in Lochaber. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 6, p. 328–336, 1868. DOI: 10.9750/PSAS.006.328.336. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5199. Acesso em: 18 apr. 2024.