PEÑA, L. Frege’s Theory of Relations and the Search for a Workable Alternative. Crítica. Revista Hispanoamericana de Filosofía, [S. l.], v. 19, n. 55, p. 39–82, 2018. DOI: 10.22201/iifs.18704905e.1987.640. Disponível em: https://critica.filosoficas.unam.mx/index.php/critica/article/view/640. Acesso em: 18 dec. 2024.