VANITA JAIN. Certain Classes of Univalent Functions Having Negative Coefficients. Jordan Journal of Mathematics and Statistics, [S. l.], v. 5, n. 1, p. 37–52, 2025. Disponível em: https://jjms.yu.edu.jo/index.php/jjms/article/view/1143. Acesso em: 3 oct. 2025.