@article{MI_1972__7_4_189174,
     author = {{\CYRV}.{\CYRN}. {\CYRG}{\cyra}{\cyrp}{\cyro}{\cyrn}{\cyre}{\cyrn}{\cyrk}{\cyro} and {\CYRV}.{\CYRB}. {\CYRD}{\cyrery}{\cyrb}{\cyri}{\cyrn}},
     title = {{\CYRI}{\cyrn}{\cyrt}{\cyre}{\cyrg}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}-{\cyrr}{\cyra}{\cyrz}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrn}{\cyro}{\cyre} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyre} {{\CYRV}{\cyri}{\cyrn}{\cyre}{\cyrr}{\cyra}-{\CYRH}{\cyro}{\cyrp}{\cyrf}{\cyra}} {\cyrs} {\cyra}{\cyrn}{\cyrn}{\cyru}{\cyrl}{\cyri}{\cyrr}{\cyru}{\cyryu}{\cyrshch}{\cyri}{\cyrm}{\cyrs}{\cyrya} {\cyrs}{\cyri}{\cyrm}{\cyrv}{\cyro}{\cyrl}{\cyro}{\cyrm}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {50--59},
     publisher = {mathdoc},
     volume = {7},
     number = {4},
     year = {1972},
     zbl = {0273.45003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1972__7_4_189174/}
}