... Vietnam Journal of Mathematics 33:3 (2005) 319–334 Subclasses of Uniformly Starlike and Convex Functions Defined by Certain Integral OperatorMaslina Darus1,AiniJanteng2, and Suzeini Abdul ... (α>0,β >−1) (5) and Jαf(z)=z +∞n=2α +1α + nanzn, (α>−1). (6) Uniformly Starlike and Convex Functions Defined by Certain Integral Operator 321 By virtue (5) and (6), we see ... Parvatham, and A. Swaminathan, On subclasses of uniformly convex functions and corresponding class of starlike functions, Tamkang J. Math.28 (1997) 17–33.2. I. B. Jung, Y. C. Kim, and H. M....