Jiben Al-Ziadi, Najah Ali, and Abbas Kareem Wanas. “Coefficient Bounds and Fekete-Szegӧ Problem for a New Subclasses of Holomorphic Bi-Univalent Functions Defined by Horadam Polynomials”. Al-Qadisiyah Journal of Pure Science 26, no. 2 (March 13, 2021): math.52-65. Accessed May 5, 2024. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/1276.