COLES, Frederick R. Report on Stone Circles surveyed in Perthshire (Aberfeldy district), with measured Plans and Drawings (obtained under the Gunning Fellowship). Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 44, p. 117–168, 1910. DOI: 10.9750/PSAS.044.117.168. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7177. Acesso em: 25 apr. 2024.