@article{ZVMMF_1979_19_5_a10,
     author = {V. F. Apel'tsin},
     title = {Justification of~the projection method for solving axisymmetric problems of~diffraction by~locally inhomogeneous bodies},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1188--1204},
     publisher = {mathdoc},
     volume = {19},
     number = {5},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1979_19_5_a10/}
}