@article{MI_1986__89_189877,
     author = {{\CYRA}.{\CYRV}. {\CYRP}{\cyre}{\cyrch}{\cyri}{\cyrn}{\cyrk}{\cyri}{\cyrn}},
     title = {{\CYRB}{\cyro}{\cyrl}{\cyrsftsn}{\cyrsh}{\cyra}{\cyrya} {\cyrz}{\cyra}{\cyrg}{\cyrr}{\cyru}{\cyrz}{\cyrk}{\cyra} {\cyrv} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}{\cyre} {\cyrs} {\cyrd}{\cyri}{\cyrs}{\cyrc}{\cyri}{\cyrp}{\cyrl}{\cyri}{\cyrn}{\cyro}{\cyrishrt} {\cyrp}{\cyrr}{\cyre}{\cyri}{\cyrm}{\cyru}{\cyrshch}{\cyre}{\cyrs}{\cyrt}{\cyrv}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyro}{\cyrb}{\cyrs}{\cyrl}{\cyru}{\cyrzh}{\cyri}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyrya} {\cyrt}{\cyrr}{\cyre}{\cyrb}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyrya} {\cyrn}{\cyra}{\cyri}{\cyrm}{\cyre}{\cyrn}{\cyrsftsn}{\cyrsh}{\cyre}{\cyrishrt} {\cyrp}{\cyro}{\cyrs}{\cyrt}{\cyru}{\cyrp}{\cyri}{\cyrv}{\cyrsh}{\cyre}{\cyrishrt} {\cyrd}{\cyrl}{\cyri}{\cyrn}{\cyrery} {\cyrs} {\cyrp}{\cyrr}{\cyre}{\cyrr}{\cyrery}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre}{\cyrm} {\cyro}{\cyrb}{\cyrs}{\cyrl}{\cyru}{\cyrzh}{\cyri}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyrya}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {85--93},
     publisher = {mathdoc},
     volume = {89},
     year = {1986},
     zbl = {0591.90031},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1986__89_189877/}
}