Índice: Contents. Studium, [S. l.], n. 25, p. 6–9, 2020. DOI: 10.26754/ojs_studium/stud.2019254825. Disponível em: https://despapiro.unizar.es/ojs/index.php/stvdivm/article/view/4825. Acesso em: 5 oct. 2025.