@article{MI_1980__56_189560, author = {{\CYRG}.-{\CYRYU}. {\CYRH}{\cyryo}{\cyrn}{\cyrk}{\cyre}}, title = {{\CYRR}{\cyra}{\cyrd}{\cyri}{\cyrk}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyre} {\cyrf}{\cyri}{\cyrl}{\cyrsftsn}{\cyrt}{\cyrr}{\cyrery} {\cyri} {\cyrm}{\cyro}{\cyrd}{\cyru}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyre} {\cyrk}{\cyrr}{\cyru}{\cyrch}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrk}{\cyro}{\cyrl}{\cyre}{\cyrc}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {138--142}, publisher = {mathdoc}, volume = {56}, year = {1980}, zbl = {0446.16007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1980__56_189560/} }