wasfi Jadoo, Mohammed, and Amir A .Mohammed Alsaraj. “SOME CLASSES IN IDEAL TOPOLOGICAL SPACES”. Journal of Education and Science 32, no. 2 (June 1, 2023): 128–133. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/edusj/article/view/49267.