-, -. Anniversary meeting: 30 November 1937. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 72, p. 1–22, 1938. DOI: 10.9750/PSAS.072.1.22. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8079. Acesso em: 6 may. 2024.