HIGGITT, John. The Pictish Latin inscription at Tarbat in Ross-shire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 112, p. 300–321, 1983. DOI: 10.9750/PSAS.112.300.321. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9087. Acesso em: 4 may. 2024.