The Raison d’être of Gems as Shown by Castilian Lapidaries (13-16th Centuries). Edad Media. Revista de Historia, [S. l.], n. 19, p. 332–365, 2018. DOI: 10.24197/em.19.2018.332-365. Disponível em: https://revistas.uva.es/index.php/edadmedia/article/view/2010. Acesso em: 8 jan. 2026.