@article{MV_1968_20_4_a2,
     author = {D. Mitrovi\'c},
     title = {Generalizacija nekih formula {M.} {Petrovi\'ca}},
     journal = {Matemati\v{c}ki vesnik},
     pages = {405 },
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {1968},
     url = {http://geodesic.mathdoc.fr/item/MV_1968_20_4_a2/}
}