@article{VMUMM_1991_2_a9,
     author = {M. I. Lositskaya},
     title = {{\CYRN}{\cyre}{\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyre} {\cyrk}{\cyro}{\cyrl}{\cyre}{\cyrb}{\cyra}{\cyrn}{\cyri}{\cyrya} {\cyrt}{\cyrya}{\cyrzh}{\cyre}{\cyrl}{\cyro}{\cyrg}{\cyro} {\cyro}{\cyrs}{\cyre}{\cyrs}{\cyri}{\cyrm}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrch}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrt}{\cyre}{\cyrl}{\cyra} {\cyrv} {\cyrs}{\cyro}{\cyrp}{\cyrr}{\cyro}{\cyrt}{\cyri}{\cyrv}{\cyrl}{\cyrya}{\cyryu}{\cyrshch}{\cyre}{\cyrishrt}{\cyrs}{\cyrya} {\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyre}},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {46--49},
     publisher = {mathdoc},
     number = {2},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1991_2_a9/}
}