@article{MV_1968_20_4_a12,
     author = {\v{Z}. Dadi\'c},
     title = {Stjepan {Gradi\'c} o problemima gibanja},
     journal = {Matemati\v{c}ki vesnik},
     pages = {485 },
     year = {1968},
     volume = {20},
     number = {4},
     url = {http://geodesic.mathdoc.fr/item/MV_1968_20_4_a12/}
}