South East Asian Journal of Mathematics and Mathematical Sciences (South East Asian J. Math. Math. Sci.) (20090101), 7, no.~3, 45-55. ISSN: 0972-7752 (print).eISSN: 2582-0850.
Subject
30 Functions of a complex variable -- 30C Geometric function theory 30C50 Coefficient problems for univalent and multivalent functions