Eljamal, Ebtisam, M. Darus, and D. Braez. “Convexity Preserving Integral Operator”. Journal of Humanitarian and Applied Sciences 4, no. 7 (November 18, 2023): 284–288. Accessed July 3, 2024. https://khsj.elmergib.edu.ly/index.php/jhas/article/view/106.