@article{MZM_1997_61_3_a21,
     author = {A. B. Shapoval},
     title = {The integral manifold of a~nonlinear elliptic equation in a~cylinder},
     journal = {Matemati\v{c}eskie zametki},
     pages = {476--480},
     publisher = {mathdoc},
     volume = {61},
     number = {3},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1997_61_3_a21/}
}