@article{MI_1981__63_189597,
     author = {{\CYRS}.{\CYRD}. {\CYREREV}{\cyrishrt}{\cyrd}{\cyre}{\cyrl}{\cyrsftsn}{\cyrm}{\cyra}{\cyrn} and {\CYRYA}.{\CYRM}. {\CYRD}{\cyrr}{\cyri}{\cyrn}{\cyrsftsn}},
     title = {{\CYRP}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyro}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyri} {\cyri}{\cyrs}{\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre} {\cyrk}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrf}{\cyru}{\cyrn}{\cyrd}{\cyra}{\cyrm}{\cyre}{\cyrn}{\cyrt}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRK}{\cyro}{\cyrsh}{\cyri}} {\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyro}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyro} {\cyrp}{\cyra}{\cyrr}{\cyra}{\cyrb}{\cyro}{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrp}{\cyrs}{\cyre}{\cyrv}{\cyrd}{\cyro}{\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrishrt}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {18--33},
     publisher = {mathdoc},
     volume = {63},
     year = {1981},
     zbl = {0461.35087},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1981__63_189597/}
}