DENNISON, Pat; MALLORY, Jim; ROBBINS, Keith. Lecture summaries 1998-9. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 129, p. 909–914, 2000. DOI: 10.9750/PSAS.129.909.914. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/10069. Acesso em: 8 may. 2024.