Report on Stone Circles in Aberdeenshire (Inverurie, Eastern Parishes, and Insch Districts), with measured Plans and Drawings, obtained under the Gunning Fellowship. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 36, p. 488–581, 1902. DOI: 10.9750/PSAS.036.488.581. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6839. Acesso em: 5 dec. 2025.