@article{UZKU_1960_120_7_a1,
     author = {G. G. Tumashev},
     title = {{\CYRR}{\cyra}{\cyrz}{\cyrv}{\cyri}{\cyrt}{\cyri}{\cyre} {\cyrm}{\cyre}{\cyrh}{\cyra}{\cyrn}{\cyri}{\cyrk}{\cyri} {{\cyrv}~{\CYRK}{\cyra}{\cyrz}{\cyra}{\cyrn}{\cyrs}{\cyrk}{\cyro}{\cyrm}} {\cyru}{\cyrn}{\cyri}{\cyrv}{\cyre}{\cyrr}{\cyrs}{\cyri}{\cyrt}{\cyre}{\cyrt}{\cyre} {\cyrz}{\cyra} 40~{\cyrl}{\cyre}{\cyrt}},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {14--23},
     publisher = {mathdoc},
     volume = {120},
     number = {7},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_1960_120_7_a1/}
}