@article{DAN_1978_240_4_a9,
     author = {Tran Duc Van},
     title = {Sobolev spaces of infinite order with weight in a layer and the solvability of boundary value problems for degenerate nonlinear elliptic equations},
     journal = {Doklady Akademii Nauk},
     pages = {794--797},
     publisher = {mathdoc},
     volume = {240},
     number = {4},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_240_4_a9/}
}