@article{PIM_1975_N_S_19_33_a13,
     author = {Jovan D. Ke\v{c}ki\'c},
     title = {Additions {To} {Kamke's} {Treatise} {VI:} {A} {Nonlinear} {Second} {Order} {Equation}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {81 },
     publisher = {mathdoc},
     volume = {_N_S_19},
     number = {33},
     year = {1975},
     url = {http://geodesic.mathdoc.fr/item/PIM_1975_N_S_19_33_a13/}
}