-, -. Anniversary meeting: 2 December 1929. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 64, p. 1–24, 1930. DOI: 10.9750/PSAS.064.1.24. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7778. Acesso em: 25 apr. 2024.