@article{MI_1981__61_189574,
     author = {{\CYRV}.{\CYRA}. {\CYRZ}{\cyro}{\cyrl}{\cyro}{\cyrt}{\cyra}{\cyrr}{\cyre}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyrishrt} and {\CYRV}.{\CYRI}. {\CYRN}{\cyrya}{\cyrg}{\cyra}},
     title = {{\CYRO} {\cyrp}{\cyrr}{\cyri}{\cyrb}{\cyrl}{\cyri}{\cyrzh}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrm} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyri} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrs}{\cyri}{\cyrn}{\cyrg}{\cyru}{\cyrl}{\cyrya}{\cyrr}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyri}{\cyrn}{\cyrt}{\cyre}{\cyrg}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrs}{\cyro} {\cyrs}{\cyrd}{\cyrv}{\cyri}{\cyrg}{\cyro}{\cyrm}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {17--28},
     publisher = {mathdoc},
     volume = {61},
     year = {1981},
     zbl = {0495.65058},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1981__61_189574/}
}