@article{MS_1988__177_4_a5, author = {{\CYRA}.{\CYRN}. {\CYRD}{\cyrr}{\cyra}{\cyrn}{\cyri}{\cyrsh}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRO} {\cyrp}{\cyrr}{\cyro}{\cyrb}{\cyrl}{\cyre}{\cyrm}{\cyre} {{\CYRP}.{\CYRS}.{\CYRA}{\cyrl}{\cyre}{\cyrk}{\cyrs}{\cyra}{\cyrn}{\cyrd}{\cyrr}{\cyro}{\cyrv}{\cyra}}}, journal = {Matemati\v{c}eskij sbornik}, pages = {551--557}, publisher = {mathdoc}, volume = {177}, number = {4}, year = {1988}, zbl = {0643.55001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1988__177_4_a5/} }