RUIZ-CLAVIJO FERNÁNDEZ, P. Les cartes desinfectades: un patrimoni documental. UNICUM, [S. l.], n. 21, p. 113–128, 2023. DOI: 10.55437/unicum.263. Disponível em: https://unicum.escrbcc.cat/index.php/unicum/article/view/263. Acesso em: 10 oct. 2026.