KEPPIE, Lawrence. The Morton Manuscript: ’ancient inscriptions on stones found in Scotland’. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 144, p. 323–348, 2015. DOI: 10.9750/PSAS.144.323.348. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9820. Acesso em: 20 apr. 2024.