Sharma, N.L. (2018) “A note on the coefficient estimates for some classes of $p$ -valent functions”,
Ukrains’kyi Matematychnyi Zhurnal, 70(4), pp. 549–563. Available at:
https://umj.imath.kiev.ua/index.php/umj/article/view/1575 (Accessed: 14 April 2025).