ALSAIT, A.; ALABBAR, N. Fekete -Szego Problem for Starlike of Complex functions of Order Related  to Generalized  Derivative Operator    . Journal of Humanitarian and Applied Sciences , [S. l.], v. 4, n. 8, p. 321–331, 2019. Disponível em: https://khsj.elmergib.edu.ly/index.php/jhas/article/view/136. Acesso em: 3 jul. 2024.