@article{UZKU_1950_110_7_a4, author = {M. T. Nuzhin}, title = {{\CYRR}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrt}{\cyrn}{\cyro}{\cyrishrt} {\cyrk}{\cyrr}{\cyra}{\cyre}{\cyrv}{\cyro}{\cyrishrt} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {\cyrd}{\cyrl}{\cyrya} {\cyrd}{\cyrv}{\cyru}{\cyrs}{\cyrv}{\cyrya}{\cyrz}{\cyrn}{\cyro}{\cyrishrt} {\cyro}{\cyrb}{\cyrl}{\cyra}{\cyrs}{\cyrt}{\cyri}}, journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki}, pages = {31--37}, publisher = {mathdoc}, volume = {110}, number = {7}, year = {1950}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/UZKU_1950_110_7_a4/} }