BUTI, Rafid Habib. On A Subclass Of P- Valent Functions With Negative Coefficsients Defined By Integral Operator By Applying Fourier Series I. Journal of Kufa for Mathematics and Computer, Kufa, Najaf, IRAQ, v. 1, n. 8, p. 71–74, 2013. DOI: 10.31642/JoKMC/2018/010809. Disponível em: https://journal.uokufa.edu.iq/index.php/jkmc/article/view/2187. Acesso em: 27 apr. 2026.