@article{MI_1982__65_189642, author = {{\CYRS}.{\CYRS}. {\CYRD}{\cyru}{\cyrm}{\cyri}{\cyrt}{\cyrr}{\cyra}{\cyrsh}{\cyrk}{\cyru} and M.M. {\CYRCH}{\cyro}{\cyrb}{\cyra}{\cyrn}}, title = {{\CYRO} {\cyrs}{\cyrv}{\cyro}{\cyrb}{\cyro}{\cyrd}{\cyrn}{\cyrery}{\cyrh} {\cyrt}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyro}{\cyrg}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyra}{\cyrl}{\cyrg}{\cyre}{\cyrb}{\cyrr}{\cyra}{\cyrh} {\cyrs} {\cyrn}{\cyre}{\cyrp}{\cyrr}{\cyre}{\cyrr}{\cyrery}{\cyrv}{\cyrn}{\cyro}{\cyrishrt} {\cyrs}{\cyri}{\cyrg}{\cyrn}{\cyra}{\cyrt}{\cyru}{\cyrr}{\cyro}{\cyrishrt}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {27--53}, publisher = {mathdoc}, volume = {65}, year = {1982}, zbl = {0503.08009}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1982__65_189642/} }