Bounds on the curvature for functions with bounded boundary rotation of order 1-b. Nasr, M.A. — 1986 International Journal of Mathematics and Mathematical Sciences
On alpha-close-to-convex functions of order beta. Nasr, M.A. — 1986 International Journal of Mathematics and Mathematical Sciences
Note on certain subclass of close-to-convex functions of order α . Owa, Shigeyoshi; Aouf, M.K.; Nasr, M.A. — 1990 International Journal of Mathematics and Mathematical Sciences