@article{MV_1961_13_3-4_a1,
     author = {S. Pre\v{s}i\'c and D. \v{Z}. {\DJ}okovi\'c},
     title = {Sur une \'equation fonctionnelle},
     journal = {Matemati\v{c}ki vesnik},
     pages = {149 },
     year = {1961},
     volume = {13},
     number = {3-4},
     url = {http://geodesic.mathdoc.fr/item/MV_1961_13_3-4_a1/}
}