Keywords = power mean inequality
##### Ostrowski Type Fractional Integral Operators for Generalized Beta $(r,g)$-Preinvex Functions

Volume 4, Issue 1, January 2018, Pages 39-58

Artion Kashuri; Rozana Liko; Tingsong Du

##### Ostrowski's Inequality for Functions whose First Derivatives are $s$-Preinvex in the Second Sense

Volume 3, Issue 1, January 2017, Pages 61-80