@misc{VCHGU_1994_2_a21,
     title = {2-{\cyrishrt} {{\CYRM}{\cyre}{\cyrzh}{\cyrd}{\cyru}{\cyrn}{\cyra}{\cyrr}{\cyro}{\cyrd}{\cyrn}{\cyrery}{\cyrishrt}} {\cyrs}{\cyre}{\cyrm}{\cyri}{\cyrn}{\cyra}{\cyrr} {{\guillemotleft}{\CYRN}{\cyre}{\cyrg}{\cyrl}{\cyra}{\cyrd}{\cyrk}{\cyri}{\cyre}} {\cyri} {\cyrr}{\cyra}{\cyrz}{\cyrr}{\cyrery}{\cyrv}{\cyrn}{\cyrery}{\cyre} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {\cyru}{\cyrp}{\cyrr}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyri} {\cyro}{\cyrp}{\cyrt}{\cyri}{\cyrm}{\cyri}{\cyrz}{\cyra}{\cyrc}{\cyri}{\cyri}{\guillemotright} {({\CYRCH}{\cyre}{\cyrl}{\cyrya}{\cyrb}{\cyri}{\cyrn}{\cyrs}{\cyrk},} 1993)},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {164},
     publisher = {mathdoc},
     number = {2},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_1994_2_a21/}
}