@article{00147578, title = {Radius problems for a subclass of close-to-convex univalent functions.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {15}, year = {1992}, pages = {719-726}, doi = {10.1155/S0161171292000930}, zbl = {0771.30008}, language = {en}, url = {http://dml.mathdoc.fr/item/00147578} }
Noor, Khalida Inayat. Radius problems for a subclass of close-to-convex univalent functions.. International Journal of Mathematics and Mathematical Sciences, Tome 15 (1992) pp. 719-726. doi : 10.1155/S0161171292000930. http://gdmltest.u-ga.fr/item/00147578/