MASTROCINQUE, Attilio. Gagates: A Magical Gemstone. Acta Classica Universitatis Scientiarum Debreceniensis, [S. l.], v. 59, p. 95–104, 2023. DOI: 10.22315/ACD/2023/7. Disponível em: https://ojs.lib.unideb.hu/classica/article/view/13206.. Acesso em: 21 may. 2024.