-, -. Anniversary meeting: 30 November 1998. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 128, p. 1136–1152, 1999. DOI: 10.9750/PSAS.128.1136.1152. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/10679. Acesso em: 3 may. 2024.