ULLAH, S. G.; ULLAH, K. B.; ULLAH, A. J.; MINAL KHAN; KHURSHID AHMAD; ULLAH, M. H.; ULLAH, A. K. Coefficient Bounds for a Subclass of Bi-Univalent Functions Involving the Salagean Differential Operator and Generalized Telephone Numbers. Physical Education, Health and Social Sciences, [S. l.], v. 3, n. 3, p. 47–55, 2025. DOI: 10.63163/jpehss.v3i3.599. Disponível em: https://journal-of-social-education.org/index.php/Jorunal/article/view/599. Acesso em: 15 aug. 2025.