STEWART, W Balfour; DAWKINS, W Boyd. Notes on a Further Excavation of Ancient Dwellings at Skara, in the Parish of Sandwick, Orkney, made during August 1913: With Notes on the Remains found. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 48, p. 344–355, 1914. DOI: 10.9750/PSAS.048.344.355. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7327. Acesso em: 30 apr. 2024.