@article{MABA_2006_20_2_a3,
     author = {Anna Kepczynska},
     title = {Implicit {Difference} {Functional} {Inequalities} and {Applications}},
     journal = {Mathematica balkanica},
     pages = {167},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2006},
     url = {http://geodesic.mathdoc.fr/item/MABA_2006_20_2_a3/}
}