SHEPHERD, Ian A G. A Grampian stone circle confirmed. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 113, p. 630–634, 1984. DOI: 10.9750/PSAS.113.630.634. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9141. Acesso em: 20 apr. 2024.