@article{DE_1981_17_5_a8,
     author = {V. I. Evsin},
     title = {The {Dirichlet} and {Holmgren} problems for an elliptic equation with degeneration of order on the boundary of an unbounded domain},
     journal = {Differencialʹnye uravneni\^a},
     pages = {843--852},
     publisher = {mathdoc},
     volume = {17},
     number = {5},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1981_17_5_a8/}
}