@article{NM_1994_XXXIX_1-4_a9,
     author = {Mirjana Jov\v{c}i\'c},
     title = {Varijacije},
     journal = {Nastava matematike},
     pages = {46 },
     year = {1994},
     volume = {XXXIX},
     number = {1-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_1994_XXXIX_1-4_a9/}
}