A. MOHAMMED, A.; عامر; S. ABDULLAH, B.; بیداء. ii- Open Set in Bitopological Spaces. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 14, n. 2, p. 33–39, 2025. Disponível em: https://rjps.uomosul.edu.iq/index.php/csmj/article/view/19732. Acesso em: 5 aug. 2025.