@article{03920879,
title = {Some radius of convexity problems for certain classes of analytic functions.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {7},
year = {1984},
pages = {713-718},
doi = {10.1155/S0161171284000740},
zbl = {0576.30009},
language = {en},
url = {http://dml.mathdoc.fr/item/03920879}
}
Noor, Khalida I.; Al-Madifer, Hailah. Some radius of convexity problems for certain classes of analytic functions.. International Journal of Mathematics and Mathematical Sciences, Tome 7 (1984) pp. 713-718. doi : 10.1155/S0161171284000740. http://gdmltest.u-ga.fr/item/03920879/