BARROW, G W S. The tribes of North Britain revisited. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 119, p. 161–163, 1990. DOI: 10.9750/PSAS.119.161.163. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9359. Acesso em: 19 apr. 2024.