KAUFMAN, . An Alternative Proof that the Real Numbers are Uncountable. Ohio Journal of School Mathematics, [S. l.], v. 99, n. 1, p. 1–4, 2025. Disponível em: http://voyager.janeway.systems:9999/index.php/OJSM/article/view/9520. Acesso em: 7 nov. 2026.