STEVENSON, Robert B K; EMERY, John. The Gaulcross hoard of Pictish silver. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 97, p. 206–211, 1966. DOI: 10.9750/PSAS.097.206.211. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8659. Acesso em: 7 dec. 2024.