Earth-houses and their Occupants. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 51, p. 178–197, 1917. DOI: 10.9750/PSAS.051.178.197. Disponível em: https://soas-test.journals.ed.ac.uk/index.php/psas/article/view/7407. Acesso em: 27 oct. 2025.