@article{10_1155_S016117120211218X,
     author = {Ujevi\'c, Nenad},
     title = {Perturbations of an {Ostrowski} type inequality and applications.},
     journal = {International Journal of Mathematics and Mathematical Sciences},
     pages = {491},
     publisher = {mathdoc},
     volume = {32},
     number = {8},
     year = {2002},
     doi = {10.1155/S016117120211218X},
     zbl = {1021.26014},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.1155/S016117120211218X/}
}