MARWICK, James G. Discovery of Stone Cists at Stenness, Orkney. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 60, p. 34–36, 1926. DOI: 10.9750/PSAS.060.34.36. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7659. Acesso em: 22 jul. 2024.