1. Mitrinović, DS, Pečarić, JE, Fink, AM: Inequalities Involving Functions and Their Integrals and Derivatives. Kluwer Academic, Dordrecht (1991)
2. Agarwal, RP, Barnett, NS, Cerone, P, Dragomir, SS: A survey on some inequality for expectation and variance. Comput. Appl. Math. 49, 439-480 (2005)
3. Barnett, NS, Dragomir, SS: An Ostrowski type inequality for a random variable whose probability density function belongs to L ∞ [ a , b ] $L_{\infty}[a, b]$ . Nonlinear Anal. Forum 5, 125-135 (2000)
4. Barnett, NS, Cerone, P, Dragomir, SS: Inequalities for Random Variables over a Finite Interval. Nova Science Publishers, New York (2008)
5. Dragomir, SS, Barnet, NS, Wang, S: An Ostrowski’s type inequality for a random variable whose probability density function belongs to L P [ a , b ] $L_{P}[a, b]$ , p > 1 $p > 1$ . Math. Inequal. Appl. 2(4), 501-508 (1999)