. K. Jassim, Saheb, and Haider .G. Ali. “When Compact Sets Are G-Closed”. Journal of Al-Qadisiyah for Computer Science and Mathematics 3, no. 2 (October 1, 2017): 99–109. Accessed September 19, 2024. https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/280.