@article{NM_2018_LXIII_3-4_a5,
     author = {Vesna Bal},
     title = {Racionalni brojevi},
     journal = {Nastava matematike},
     pages = {98 },
     publisher = {mathdoc},
     volume = {LXIII},
     number = {3-4},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_2018_LXIII_3-4_a5/}
}