-, -. Anniversary meeting: 30 November 1915. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 50, p. 1–18, 1916. DOI: 10.9750/PSAS.050.1.18. Disponível em: //journals.socantscot.org/index.php/psas/article/view/7375. Acesso em: 24 mar. 2025.