-, -. Anniversary meeting: 30 November 1920. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 55, p. 1–28, 1921. DOI: 10.9750/PSAS.055.1.28. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7498. Acesso em: 26 apr. 2024.