@article{NM_2004_XLIX_3-4_a1,
     author = {{\DJ}ur{\dj}ica Taka\v{c}i and Du\v{s}ka Pe\v{s}i\'c},
     title = {Continuity of {Functions} in {Elementary} {School} {Mathematics} - the vizualization method},
     journal = {Nastava matematike},
     pages = {30 },
     publisher = {mathdoc},
     volume = {XLIX},
     number = {3-4},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_2004_XLIX_3-4_a1/}
}