[1] R. M. Ali, V. Ravichandran, K. M. Hussain and K. G. Subramanian,
Differential sandwich theorems for certain analytic functions, Far
East J. Math. Sci. 15(1) (2005), 87-94.
[2] T. A. Bulboaca, A class of superordination-preserving integral
operators, Indag. Math. New Ser. 13(3) (2002), 301-311.
[3] T. A. Bulboaca, Classes of first-order differential
superordinations, Demonstr. Math. 35(2) (2002), 287-292.
[4] B. C. Carlson and D. B. Shaffer, Starlike and prestarlike
hypergeometric functions, SIAM J. Math. Anal. 15(4) (1984),
737-745.
[5] S. S. Miller and T. A. Bulboaca, Differential Subordinations:
Theory and Applications, Pure and Applied Mathematics, No. 225, Marcel
Dekker, New York, 2000.
[6] S. S. Miller and B. T. Mocanu, Subordinations of differential
superordinations, Complex Variables 48(10) (2003), 815-826.
[7] S. Owa, On the distortion theorems-I, Kyungpook. Math. J. 18
(1978), 53-59.
[8] R. K. Raina and H. M. Srivastava, A certain subclass of analytic
functions associated with operators of fractional calculus, Computers
& Mathematics with Applications 32 (1996), 13-19.
[9] S. Ruscheweyh, New criteria for univalent functions, Proc. Amer.
Math. Soc. 49 (1975), 109-115.
[10] T. N. Shanmugam, V. Ravichandran and S. Sivasubramanian,
Differential sandwich theorems for some subclasses of analytic
functions, Austral. J. Math. Anal. Appl. 3(1) (2006), 1-11.
[11] T. N. Shanmugam, S. Sivasubramanian and M. Darus, On certain
subclasses of functions involving a linear operator, Far East J. Math.
Sci. (FJMS) 23(3) (2006), 329-339.
[12] H. M. Srivastava and P. M. Karlsson, Multiple Gaussian
Hypergeometric Series, Halsted Press (Ellis Horwood Limited,
Chichester), Wiley, New York/ Chichester/ Brishane/ Toronto, 1985.
[13] H. M. Srivastava and S. Owa, Editors, Current Topics in Analytic
Function Theory, World Scientific, Singapore, 1992.