SIMPSON, J Y. On an old stone-roofed cell or oratory in the Island of Inchcolm. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 2, p. 489–528, 1859. DOI: 10.9750/PSAS.002.489.528. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/4462. Acesso em: 25 apr. 2024.