@article{MS_1973__134_3_a8, author = {{\CYRV}.{\CYRN}. {\CYRS}{\cyra}{\cyrch}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRS}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyrery}{\cyre} {\cyrr}{\cyra}{\cyrz}{\cyrb}{\cyri}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrm}{\cyrn}{\cyro}{\cyrzh}{\cyre}{\cyrs}{\cyrt}{\cyrv} {\cyrs} {\cyrp}{\cyro}{\cyrm}{\cyre}{\cyrch}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrm}{\cyri} {\cyrp}{\cyro}{\cyrd}{\cyrm}{\cyrn}{\cyro}{\cyrzh}{\cyre}{\cyrs}{\cyrt}{\cyrv}{\cyra}{\cyrm}{\cyri}}, journal = {Matemati\v{c}eskij sbornik}, pages = {491--502}, publisher = {mathdoc}, volume = {134}, number = {3}, year = {1973}, zbl = {0315.60010}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1973__134_3_a8/} }