@article{MS_1960__92_1_a1,
     author = {{\CYRP}.{\CYRA}. {\CYRG}{\cyro}{\cyrl}{\cyrsftsn}{\cyrb}{\cyre}{\cyrr}{\cyrg}},
     title = {$S$-{\cyrr}{\cyra}{\cyrd}{\cyri}{\cyrk}{\cyra}{\cyrl} {\cyri} {\cyrs}{\cyri}{\cyrl}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyrb}{\cyra}{\cyrz}{\cyrery} {\cyrb}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrn}{\cyre}{\cyrch}{\cyrn}{\cyrery}{\cyrh} {\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {25--42},
     publisher = {mathdoc},
     volume = {92},
     number = {1},
     year = {1960},
     zbl = {0090.01802},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1960__92_1_a1/}
}