@article{VMJ_2018_20_2_a3,
     author = {A. O. Vatulyan and L. V. Vasil'ev and V. O. Yurov},
     title = {Restoration of parameters in the boundary conditions for an inhomogeneous cylindrical waveguide},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {29--37},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2018_20_2_a3/}
}