PENROSE, R. Stephen Hawking. Entornos, [S. l.], v. 31, n. 1, p. 257–260, 2018. DOI: 10.25054/01247905.1794. Disponível em: https://journalusco.edu.co/index.php/entornos/article/view/1794. Acesso em: 23 abr. 2024.