The art of the Book of Deer. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 128, p. 537–549, 1999. DOI: 10.9750/PSAS.128.537.549. Disponível em: https://soas-test.journals.ed.ac.uk/index.php/psas/article/view/10019. Acesso em: 1 oct. 2025.