-, -. Anniversary meeting: 30 November 1880. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 15, p. 1–10, 1881. DOI: 10.9750/PSAS.015.1.10. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5948. Acesso em: 19 apr. 2024.