HANSON, W S; SLADE, H Gordon; MACFARLANE, Leslie J; WILLSHER, Betty; BALDWIN, John R. Lecture summaries. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 118, p. 319–325, 1989. DOI: 10.9750/PSAS.118.319.325. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9346. Acesso em: 19 apr. 2024.