1. Apostol, T.M.: Zeta and related functions. In: NIST Handbook of Mathematical Functions, pp. 601–616. U.S. Dept. Commerce, Washington (2010)
2. Bustoz, J.: Jacobi polynomial sums and univalent Cesàro means. Proc. Am. Math. Soc. 50, 259–264 (1975)
3. Chakraborty, S., Vasudevarao, A.: On stable functions. Comput. Methods Funct. Theory 18(4), 677–688 (2018)
4. Duren, P.L.: Univalent Functions. Springer, New York (1983)
5. Erdélyi, A.: Higher Transcendental Functions. Vols. I, II. McGraw-Hill, New York (1953)