@article{PIM_1970_N_S_10_24_a14,
     author = {Marija Skend\v{z}i\'c},
     title = {The {Non} {Linear} {Cauchy} {Problem} {Of} {Operator} {Differential} {Equations}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {133 },
     publisher = {mathdoc},
     volume = {_N_S_10},
     number = {24},
     year = {1970},
     url = {http://geodesic.mathdoc.fr/item/PIM_1970_N_S_10_24_a14/}
}