-, -. Anniversary meeting: 1 December 1930. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 65, p. 1–26, 1931. DOI: 10.9750/PSAS.065.1.26. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7808. Acesso em: 25 apr. 2024.