STEVENSON, J H. Note on Three Metal Matrices of Seals (of apparently the thirteenth century or thereby) in the National Museum of Antiquities, which bear the Emblem of the Stag-head Cabossed. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 60, p. 218–226, 1926. DOI: 10.9750/PSAS.060.218.226. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7669. Acesso em: 2 may. 2024.