DRAGOMIR, S.S. and WANG, S. 1997. A NEW INEQUALITY OF OSTROWSKI’S TYPE IN $L_1$ NORM AND APPLICATIONS TO SOME SPECIAL MEANS AND TO SOME NUMERICAL QUADRATURE RULES. Tamkang Journal of Mathematics. 28, 3 (Sep. 1997), 239–244. DOI:https://doi.org/10.5556/j.tkjm.28.1997.4320.