WATT, William G T. Notice of the Discovery of two Cists with Urns of Steatite, in the Parish of Sandwick, Orkney. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 19, p. 160–161, 1885. DOI: 10.9750/PSAS.019.160.161. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6148. Acesso em: 29 apr. 2024.