@article{MT_2021_24_1_a4,
     author = {M. I. Marchuk},
     title = {{\CYRR}{\cyra}{\cyrz}{\cyrr}{\cyre}{\cyrsh}{\cyri}{\cyrm}{\cyra}{\cyrya} {\cyrk}{\cyra}{\cyrt}{\cyre}{\cyrg}{\cyro}{\cyrr}{\cyri}{\cyrch}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrsftsn} {\cyrp}{\cyro}{\cyrch}{\cyrt}{\cyri} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrery}{\cyrh} {\cyrm}{\cyro}{\cyrd}{\cyre}{\cyrl}{\cyre}{\cyrishrt} {\cyrs}{\cyri}{\cyrg}{\cyrn}{\cyra}{\cyrt}{\cyru}{\cyrr}{\cyrery} {\cyrg}{\cyrr}{\cyra}{\cyrf}{\cyro}{\cyrv}},
     journal = {Matemati\v{c}eskie trudy},
     pages = {117--141},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2021_24_1_a4/}
}