%0 Journal Article %T Differential sandwich theorems for analytic functions defined by Cho¡ªKwon¡ªSrivastava operator %A Mohamed K. Aouf %A Rabha M. El-Ashwah %J Annales UMCS, Mathematica %D 2009 %I %R 10.2478/v10062-009-0002-1 %X By making use of Cho-Kwon-Srivastava operator, we obtain some subordinations and superordinations results for certain normalized analytic functions. %K Hadamard product %K Cho-Kwon-Srivastava operator %K subordination %K superordination %U http://versita.metapress.com/content/0677054031543r16/?p=53d3d035dc3c4d16820f83657672712a&pi=1