ABBRI, F. Gold and silver: perfection of metals in medieval and early modern alchemy. Substantia, [S. l.], v. 3, n. 1, p. 39-44, 2019. DOI: 10.13128/Substantia-603. Disponível em: https://riviste.fupress.net/index.php/subs/article/view/603. Acesso em: 7 dec. 2022.