CHRISTISON, David. The Duns and Forts of Lorne, Nether Lochaber, and the Neighbourhood. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 23, p. 368–432, 1889. DOI: 10.9750/PSAS.023.368.432. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6343. Acesso em: 5 may. 2024.