REID, R W Kenneth. Facts and figures from fieldwork. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 104, p. 268–282, 1974. DOI: 10.9750/PSAS.104.268.282. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8824. Acesso em: 25 apr. 2024.