@article{MZM_1984_35_6_a5,
     author = {N. A. Izobov},
     title = {Extendable and nonextendable solutions of a nonlinear differential equation of arbitrary order},
     journal = {Matemati\v{c}eskie zametki},
     pages = {829--839},
     publisher = {mathdoc},
     volume = {35},
     number = {6},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1984_35_6_a5/}
}