1.
Khani MH, Zireh A, Adegani EA. The Second Hankel Determinant Problem for a Class of Bi-Univalent Functions. J. Math. Fund. Sci. [Internet]. 2019Aug.6 [cited 2025Oct.25];51(2):191-203. Available from: https://journals.itb.ac.id/index.php/jmfs/article/view/3843