KALISZYK, C.; O’CONNOR, R. Computing with Classical Real Numbers. Journal of Formalized Reasoning, [S. l.], v. 2, n. 1, p. 27–39, 2009. DOI: 10.6092/issn.1972-5787/1411. Disponível em: https://jfr.unibo.it/article/view/1411. Acesso em: 27 feb. 2024.