@article{DE_1978_14_1_a18,
     author = {Z. G. Denisova},
     title = {A boundary value problem with displacement for the equation $\operatorname{sign}y|y|^mu_{xx}+u_{yy}=0$ in an unbounded domain},
     journal = {Differencialʹnye uravneni\^a},
     pages = {170--173},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1978_14_1_a18/}
}