@article{MS_1979__152_1_a1, author = {{\CYRP}.{\CYRL}. {\CYRU}{\cyrl}{\cyrsftsn}{\cyrya}{\cyrn}{\cyro}{\cyrv}}, title = {{\CYRO} {\cyrk}{\cyro}{\cyrerev}{\cyrf}{\cyrf}{\cyri}{\cyrc}{\cyri}{\cyre}{\cyrn}{\cyrt}{\cyra}{\cyrh} {{\CYRF}{\cyru}{\cyrr}{\cyrsftsn}{\cyre}}}, journal = {Matemati\v{c}eskij sbornik}, pages = {13--34}, publisher = {mathdoc}, volume = {152}, number = {1}, year = {1979}, zbl = {0417.42024}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1979__152_1_a1/} }