INCURVATI, Luca. On Class Hierarchies. Journal for the Philosophy of Mathematics, [S. l.], v. 2, p. 45–74, 2025. DOI: 10.36253/jpm-3459. Disponível em: https://riviste.fupress.net/index.php/jpm/article/view/3459. Acesso em: 31 dec. 2025.