AMSHERI, S. Differential sandwich theorems for p-valent functions defined by convolution involving certain fractional derivative operator. Journal of Humanitarian and Applied Sciences , [S. l.], v. 2, n. 3, p. 1–19, 2017. Disponível em: https://khsj.elmergib.edu.ly/index.php/jhas/article/view/51. Acesso em: 3 jul. 2024.