F. Al-Mayahi, Noori, and Suadad M. Abbas. “Topology Fuzzy Normed Algebra”. Journal of Al-Qadisiyah for Computer Science and Mathematics 10, no. 3 (August 5, 2018): Math Page 35 – 40. Accessed September 21, 2024. https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/403.