@article{MT_2020_23_2_a4,
     author = {K. K. Loginov and N. V. Pertsev},
     title = {{\CYRA}{\cyrs}{\cyri}{\cyrm}{\cyrp}{\cyrt}{\cyro}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyre} {\cyrp}{\cyro}{\cyrv}{\cyre}{\cyrd}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyri}{\cyrn}{\cyrt}{\cyre}{\cyrg}{\cyrr}{\cyro}-{\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrs} {\cyrz}{\cyra}{\cyrp}{\cyra}{\cyrz}{\cyrd}{\cyrery}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre}{\cyrm}, {\cyrv}{\cyro}{\cyrz}{\cyrn}{\cyri}{\cyrk}{\cyra}{\cyryu}{\cyrshch}{\cyre}{\cyrg}{\cyro} {\cyrv} {\cyrm}{\cyro}{\cyrd}{\cyre}{\cyrl}{\cyrya}{\cyrh} {\cyrzh}{\cyri}{\cyrv}{\cyrery}{\cyrh} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}},
     journal = {Matemati\v{c}eskie trudy},
     pages = {122--147},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2020_23_2_a4/}
}