@article{MV_1950_2_3-4_a1,
     author = {T. Pejovi\'c},
     title = {Biolo\v{s}ke diferencijalne jedna\v{c}ine},
     journal = {Matemati\v{c}ki vesnik},
     pages = {9 },
     publisher = {mathdoc},
     volume = {2},
     number = {3-4},
     year = {1950},
     url = {http://geodesic.mathdoc.fr/item/MV_1950_2_3-4_a1/}
}