@article{IVM_2019_2_a7,
     author = {A. K. Urinov and K. T. Karimov},
     title = {On unique solvability of boundary-value problems for three-dimentional elliptic equation with three singular coefficients},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {69--81},
     publisher = {mathdoc},
     number = {2},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2019_2_a7/}
}