@article{VMJ_2009_11_4_a4,
     author = {V. A. Koibaev and A. V. Shilov},
     title = {{\CYRT}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrv}{\cyre}{\cyrk}{\cyrc}{\cyri}{\cyri} {\cyrv} {\cyrn}{\cyra}{\cyrd}{\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyra}{\cyrh} {\cyrn}{\cyre}{\cyrr}{\cyra}{\cyrs}{\cyrshch}{\cyre}{\cyrp}{\cyri}{\cyrm}{\cyro}{\cyrg}{\cyro} {\cyrt}{\cyro}{\cyrr}{\cyra}},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {22--31},
     publisher = {mathdoc},
     volume = {11},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2009_11_4_a4/}
}