-, -. Anniversary meeting: 30 November 1928. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 63, p. 1–28, 1929. DOI: 10.9750/PSAS.063.1.28. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7749. Acesso em: 3 may. 2024.