SOUTHERN, Pat. Men and mountains, or geographical determinism and the conquest of Scotland. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 126, p. 371–386, 1997. DOI: 10.9750/PSAS.126.371.386. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9939. Acesso em: 19 apr. 2024.