Serap Bulut, Pranay Goswami. The quasi-Hadamard product of certain subclasses of     \(p-\)valent functions with negative coefficients. Sci. Ser. A Math. Sci. (N.S.) [Internet]. 2012 Jan. 15 [cited 2025 Jun. 28];22:85-91. Available from: https://revistas.usm.cl/scientia/article/view/180