@article{MI_1976__43_189390, author = {{\CYRA}.{\CYRS}. {\CYRB}{\cyra}{\cyrs}{\cyra}{\cyrr}{\cyra}{\cyrb}}, title = {{\CYRYA}{\cyrd}{\cyrr}{\cyra} {\cyro}{\cyrb}{\cyro}{\cyrb}{\cyrshch}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrishrt} {\cyrl}{\cyru}{\cyrp}{\cyrery} {{\CYRB}{\cyro}{\cyrl}{\cyra}}}, journal = {Matemati\v{c}eskie issledovani\^a}, pages = {3--8}, publisher = {mathdoc}, volume = {43}, year = {1976}, zbl = {0427.20057}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MI_1976__43_189390/} }