@article{MP_1998_a4,
     author = {V. M. Tikhomirov},
     title = {{\CYRR}{\cyra}{\cyrz}{\cyrm}{\cyrery}{\cyrsh}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyro}~{\cyrp}{\cyre}{\cyrr}{\cyrv}{\cyrery}{\cyrh} {\cyrm}{\cyro}{\cyrs}{\cyrk}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyro}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyra}{\cyrh}},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {41--51},
     publisher = {mathdoc},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_1998_a4/}
}