Ayinla, R. O. (2021). Estimates of Fekete-Szego Functional of a Sub- class of Analytic and Bi-Univalent Functions by Means of Chebyshev Polynomials. Journal of Progressive Research in Mathematics, 18(1), 48-54. Retrieved from http://scitecresearch.com/journals/index.php/jprm/article/view/1979