CREE, James E. Notice of the Excavation of a Hut-Circle near Ackergill Tower, Wick, Caithness. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 45, p. 181–186, 1911. DOI: 10.9750/PSAS.045.181.186. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7214. Acesso em: 4 may. 2024.