LAING, Lloyd. The date and context of the Glamis, Angus, carved Pictish stones. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 131, p. 223–239, 2002. DOI: 10.9750/PSAS.131.223.239. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9556. Acesso em: 29 apr. 2024.