@article{01739765,
title = {The discrete version of Ostrowski's inequality in normed linear spaces.},
journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
volume = {3},
year = {2002},
zbl = {0992.26015},
language = {en},
url = {http://dml.mathdoc.fr/item/01739765}
}
Dragomir, S.S. The discrete version of Ostrowski's inequality in normed linear spaces.. JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 3 (2002) . http://gdmltest.u-ga.fr/item/01739765/