@article{ZVMMF_1967_7_4_a7,
     author = {A. F. Philippov},
     title = {Study of the solution of the nonstationary problem of plane wave diffraction at an impedance wedge},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {825--835},
     publisher = {mathdoc},
     volume = {7},
     number = {4},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1967_7_4_a7/}
}