@article{DE_2001_37_4_a17,
     author = {M. M. Khachev},
     title = {The {Dirichlet} {Problem} for a {Degenerate} {Hyperbolic} {Equation} in a {Rectangle}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {570--572},
     publisher = {mathdoc},
     volume = {37},
     number = {4},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2001_37_4_a17/}
}