STUART, John. Notice of Underground Chambers recently Excavated on the Hill of Cairn Conan, Forfarshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 3, p. 465–471, 1862. DOI: 10.9750/PSAS.003.465.471. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/4545. Acesso em: 26 apr. 2024.