EDWARDS, Arthur J H; BRYCE, Thomas H. Excavation of Graves at Ackergill and of an Earth-house at Freswick Links, Caithness, and a Description of the Discovery of a Viking Grave at Reay, Caithness: With a Preliminary Note on the Skeletal Remains from the Various Graves. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 61, p. 196–209, 1927. DOI: 10.9750/PSAS.061.196.209. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7695. Acesso em: 7 dec. 2024.