@article{MS_1948__64_3_a5, author = {{\CYRA}.{\CYRI}. {\CYRU}{\cyrz}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRO} {\cyrk}{\cyro}{\cyrl}{\cyrsftsn}{\cyrc}{\cyra}{\cyrh} {\cyrch}{\cyra}{\cyrs}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyrk}{\cyro}{\cyrm}{\cyrm}{\cyru}{\cyrt}{\cyra}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrk}{\cyro}{\cyrl}{\cyre}{\cyrc}}, journal = {Matemati\v{c}eskij sbornik}, pages = {439--442}, publisher = {mathdoc}, volume = {64}, number = {3}, year = {1948}, zbl = {0035.01903}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1948__64_3_a5/} }