%0 Journal Article %A M. S. Salakhitdinov %A A. K. Urinov %T On a boundary value problem for an equation of mixed type with nonsmooth lines of degeneration %J Doklady Akademii Nauk %D 1982 %P 539-541 %V 262 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_262_3_a6/ %G ru %F DAN_1982_262_3_a6