Al-Mayyahi, Suad Y., and Rafid Habib Buti. “On Coefficient Bounds of Bi-Univalent Functions Subordinated via Chebyshev Polynomials and Symmetric Q-Derivatives”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 18, no. 3, Sept. 2026, pp. Math 282–289, doi:10.29304/jqcsm.2026.18.32994.