Galib Atshan, Waggas, and Najah Ali Jiben Al-Ziadi. “Coefficients Bounds for a General Subclasses of M-Fold Symmetric Bi-Univalent Functions”. Journal of Al-Qadisiyah for Computer Science and Mathematics 9, no. 2 (August 17, 2017): Math 33–39. Accessed September 19, 2024. https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/141.