@article{VTGU_2019_62_a4,
     author = {T. G. Ergashev and N. M. Safarbayeva},
     title = {Dirichlet problem for the multudimensional {Helmholtz} equation with one singular coefficient},
     journal = {Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika},
     pages = {55--67},
     publisher = {mathdoc},
     number = {62},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTGU_2019_62_a4/}
}