NUNOKAWA, M.; SOKOL, J. Strongly Starlike Functions and Related Classes. Tamkang Journal of Mathematics, [S. l.], v. 52, n. 2, p. 241-252, 2021. DOI: 10.5556/j.tkjm.52.2021.3271. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/3271. Acesso em: 22 jun. 2021.