@article{MI_1979__49_189482, author = {{\CYRYU}.{\CYRM}. {\CYRR}{\cyrya}{\cyrb}{\cyru}{\cyrh}{\cyri}{\cyrn} and {\CYRG}.{\CYRP}. {\CYRCH}{\cyre}{\cyrk}{\cyra}{\cyrn}{\cyru}}, title = {{\CYRO} {\cyrl}{\cyro}{\cyrk}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}-{\cyrk}{\cyro}{\cyrn}{\cyre}{\cyrch}{\cyrn}{\cyrery}{\cyrh} {\cyra}{\cyrl}{\cyrg}{\cyre}{\cyrb}{\cyrr}{\cyra}{\cyrh}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {122--127}, publisher = {mathdoc}, volume = {49}, year = {1979}, zbl = {0444.16008}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1979__49_189482/} }