SIMPSON, W Douglas. Dornoch Cathedral: the High Church of Caithness. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 58, p. 227–238, 1924. DOI: 10.9750/PSAS.058.227.238. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7598. Acesso em: 26 apr. 2024.