@article{NM_1993_XXXVIII_3-4_a9,
     author = {Pavle Mladenovi\'c},
     title = {10. balkanska matemati\v{c}ka olimpijada},
     journal = {Nastava matematike},
     pages = {61 },
     publisher = {mathdoc},
     volume = {XXXVIII},
     number = {3-4},
     year = {1993},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_1993_XXXVIII_3-4_a9/}
}