KUMAR, Karri Sanjay. Sharp bound for the second Hankel determinant for a $q$-starlike function associated with the $q$-exponential function. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 77, n. 12, p. 745, 2025. DOI: 10.3842/umzh.v77i12.9106. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/9106. Acesso em: 5 dec. 2025.