Shakir, Qasim Ali, and Waggas Galib Atshan. “Third-Order Sandwich Results for Analytic Univalent Functions Involving a New Hadamard Product Operator”. Iraqi Journal of Science 66, no. 7 (July 30, 2025): 2868–2887. Accessed January 8, 2026. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12121.