SERAP BULUT; PRANAY GOSWAMI. The quasi-Hadamard product of certain subclasses of     \(p-\)valent functions with negative coefficients. Scientia Series A: Mathematical Sciences, [S. l.], v. 22, p. 85–91, 2012. DOI: 10.71712/. Disponível em: https://revistas.usm.cl/scientia/article/view/180.. Acesso em: 28 jun. 2025.