@article{DAN_1982_262_3_a6,
     author = {M. S. Salakhitdinov and A. K. Urinov},
     title = {On a boundary value problem for an equation of mixed type with nonsmooth lines of degeneration},
     journal = {Doklady Akademii Nauk},
     pages = {539--541},
     publisher = {mathdoc},
     volume = {262},
     number = {3},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1982_262_3_a6/}
}