@article{MI_1976__39_189350, author = {{\CYRE}.{\CYRM}. {\CYRS}{\cyra}{\cyrd}{\cyro}{\cyrv}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRA}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrg}{\cyra}{\cyrm}{\cyra} {\cyrya}{\cyrd}{\cyre}{\cyrr} {\cyrl}{\cyru}{\cyrp}{\cyrery}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {152--171}, publisher = {mathdoc}, volume = {39}, year = {1976}, zbl = {0376.20044}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1976__39_189350/} }