Galib Atshan, Waggas, and Sarah Abd Al-Hmeed Jawad. “On Differential Sandwich Results For Analytic Functions”. Journal of Al-Qadisiyah for Computer Science and Mathematics 11, no. 1 (January 28, 2019): Math Page 96 – 101. Accessed November 15, 2024. https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/477.