Lecture Summaries. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 123, p. 453–464, 1994. DOI: 10.9750/PSAS.123.453.464. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9480. Acesso em: 5 dec. 2025.