Panigrahi T, Mohapatra SK. Radius problem for the class of analytic functions based on Ruscheweyh derivative. Proyecciones (Antofagasta, On line) [Internet]. 2019Aug.14 [cited 2024Apr.24];38(3):537-51. Available from: https://www.revistaproyecciones.cl/index.php/proyecciones/article/view/3706