ABUSHAHEEN, Fuad A.; HDEIB, Hasan Z. p − [a, b]-paracompactness in bitopological spaces. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 42, p. 242–250, 2019. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/7242. Acesso em: 27 oct. 2026.