@article{UZKU_1950_110_7_a0, author = {B. L. Laptev}, title = {{\CYRA}{\cyrv}{\cyrt}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyri}{\cyrz}{\cyrm}{\cyrery} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyro}{\cyrp}{\cyro}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrerev}{\cyrl}{\cyre}{\cyrm}{\cyre}{\cyrn}{\cyrt}{\cyro}{\cyrv}}, journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki}, pages = {5--14}, publisher = {mathdoc}, volume = {110}, number = {7}, year = {1950}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/UZKU_1950_110_7_a0/} }