@article{NM_2000_XLV_3-4_a0,
     author = {Jovan D. Ke\v{c}ki\'c},
     title = {O kalendaru},
     journal = {Nastava matematike},
     pages = {1 },
     publisher = {mathdoc},
     volume = {XLV},
     number = {3-4},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_2000_XLV_3-4_a0/}
}