MACKENZIE, Donald A. A Celtic God on a Scottish Sculptured Stone. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 63, p. 196–213, 1929. DOI: 10.9750/PSAS.063.196.213. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7756. Acesso em: 27 apr. 2024.