BREWSTER, David. Notice of an Artificial Cave in the Parish of Alvey, Inverness-shire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 5, p. 119, 1864. DOI: 10.9750/PSAS.005.119. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5117. Acesso em: 18 jun. 2024.