WOODHAM, Anthony A. A Survey of Prehistoric Monuments in the Black Isle. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 88, p. 65–93, 1956. DOI: 10.9750/PSAS.088.65.93. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8461. Acesso em: 3 may. 2024.