@misc{VCHGU_1999_4_a17,
     title = {{\CYRS}{\cyre}{\cyrr}{\cyrg}{\cyre}{\cyrishrt} {{\CYRG}{\cyre}{\cyro}{\cyrr}{\cyrg}{\cyri}{\cyre}{\cyrv}{\cyri}{\cyrch}} {{\CYRI}{\cyrv}{\cyra}{\cyrn}{\cyro}{\cyrv}} ({\cyrk} {\cyrsh}{\cyre}{\cyrs}{\cyrt}{\cyri}{\cyrd}{\cyre}{\cyrs}{\cyrya}{\cyrt}{\cyri}{\cyrl}{\cyre}{\cyrt}{\cyri}{\cyryu} {\cyrs}{\cyro} {\cyrd}{\cyrn}{\cyrya} {\cyrr}{\cyro}{\cyrzh}{\cyrd}{\cyre}{\cyrn}{\cyri}{\cyrya})},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {203--205},
     publisher = {mathdoc},
     number = {4},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_1999_4_a17/}
}