MILLAR, Adam H. Notice of a Sculptured Stone at Strathmartine, near Dundee. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 18, p. 209–211, 1884. DOI: 10.9750/PSAS.018.209.211. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6101. Acesso em: 25 apr. 2024.