BLACKWELL, Alice; KIRK, Susanna. Seventh century or seventeenth century? Identifying glass beads from Scotland. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 145, p. 371–399, 2016. DOI: 10.9750/PSAS.145.371.399. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9837. Acesso em: 24 apr. 2024.