@article{ZVMMF_2002_42_11_a7,
     author = {A. T. Asanova and D. S. Dzhumabaev},
     title = {Unique solvability of a boundary value problem with data on the characteristics for systems of hyperbolic equations},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1673--1685},
     publisher = {mathdoc},
     volume = {42},
     number = {11},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2002_42_11_a7/}
}