@article{ZR_1953_Knj_3_1_a4,
     author = {Milo\v{s} Radoj\v{c}i\'c},
     title = {Sur le {Probl\`eme} des {Types} des {Surfaces} der {Riemann}},
     journal = {Zbornik radova},
     pages = {15 - 28},
     publisher = {mathdoc},
     volume = {Knj. 3},
     number = {1},
     year = {1953},
     url = {http://geodesic.mathdoc.fr/item/ZR_1953_Knj_3_1_a4/}
}