@article{MT_2020_23_1_a8,
     author = {M. V. Noskov and I. M. Fedotova},
     title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrishrt} {\cyrm}{\cyri}{\cyrn}{\cyri}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrk}{\cyru}{\cyrb}{\cyra}{\cyrt}{\cyru}{\cyrr}{\cyrn}{\cyro}{\cyrishrt} {\cyrf}{\cyro}{\cyrr}{\cyrm}{\cyru}{\cyrl}{\cyre} {\cyrv}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrishrt} {\cyrs}{\cyrt}{\cyre}{\cyrp}{\cyre}{\cyrn}{\cyri} {\cyrt}{\cyro}{\cyrch}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrd}{\cyrl}{\cyrya} {\cyrt}{\cyro}{\cyrr}{\cyra} {\cyrv}~${\mathbb R}^3$},
     journal = {Matemati\v{c}eskie trudy},
     pages = {177--186},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2020_23_1_a8/}
}