@article{DAN_1993_332_5_a2,
     author = {Yu. A. Dubinskii},
     title = {On a nonlinear analytic problem},
     journal = {Doklady Akademii Nauk},
     pages = {556--559},
     publisher = {mathdoc},
     volume = {332},
     number = {5},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_332_5_a2/}
}