@article{IVM_1989_10_a1,
     author = {A. S. Barashkov},
     title = {Solution of an inverse problem for the {Helmholtz} equation with a~quasi-one-dimensional coefficient},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {11--19},
     publisher = {mathdoc},
     number = {10},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1989_10_a1/}
}