-, -. Anniversary Meeting: 30 November 1948. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 82, p. 309–325, 1950. DOI: 10.9750/PSAS.082.309.325. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8323. Acesso em: 1 may. 2024.