@article{UZKU_1952_112_3_a3,
     author = {B. V. Filippov},
     title = {{\CYRO}{\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyre}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrk}{\cyrr}{\cyru}{\cyrg}{\cyro}{\cyrv}{\cyro}{\cyrishrt} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrt}{\cyrk}{\cyri} {\cyrp}{\cyrr}{\cyro}{\cyrf}{\cyri}{\cyrl}{\cyre}{\cyrishrt} {\cyrp}{\cyro} {\cyri}{\cyrz}{\cyrv}{\cyre}{\cyrs}{\cyrt}{\cyrn}{\cyro}{\cyrm}{\cyru} {\cyrn}{\cyra} {\cyrn}{\cyri}{\cyrh} {\cyrr}{\cyra}{\cyrs}{\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyre}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyryu} {\cyrs}{\cyrk}{\cyro}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {67--92},
     year = {1952},
     volume = {112},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_1952_112_3_a3/}
}