@article{UZKU_1951_111_8_a5,
     author = {A. Z. Petrov},
     title = {{\CYRO} {\cyrs}{\cyru}{\cyrshch}{\cyre}{\cyrs}{\cyrt}{\cyrv}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyri} {\cyrv}~{\cyrp}{\cyro}{\cyrl}{\cyre} {\cyrt}{\cyrya}{\cyrg}{\cyro}{\cyrt}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrg}{\cyra}{\cyrr}{\cyrm}{\cyro}{\cyrn}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyri}, {\cyrz}{\cyra}{\cyrv}{\cyri}{\cyrs}{\cyrya}{\cyrshch}{\cyre}{\cyrishrt} {\cyrt}{\cyro}{\cyrl}{\cyrsftsn}{\cyrk}{\cyro} {\cyro}{\cyrt} {\cyrr}{\cyra}{\cyrs}{\cyrs}{\cyrt}{\cyro}{\cyrya}{\cyrn}{\cyri}{\cyrya}},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {87--95},
     publisher = {mathdoc},
     volume = {111},
     number = {8},
     year = {1951},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_1951_111_8_a5/}
}