BARBER, John; BROWN, Marilyn M; ASHBROOK, Martha; GRESHON, Stephanie; LEE, Jenny. An Sithean, Islay. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 114, p. 161–188, 1985. DOI: 10.9750/PSAS.114.161.188. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9157. Acesso em: 20 apr. 2024.