@article{MP_2002_a10,
     author = {G. A. Gal'perin},
     title = {30-{\cyrya} {{\CYRA}{\cyrm}{\cyre}{\cyrr}{\cyri}{\cyrk}{\cyra}{\cyrn}{\cyrs}{\cyrk}{\cyra}{\cyrya}} {\cyrm}{\cyra}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyro}{\cyrl}{\cyri}{\cyrm}{\cyrp}{\cyri}{\cyra}{\cyrd}{\cyra}, {\cyrg}{\cyro}{\cyrd}~2001},
     journal = {Matematicheskoe Prosveshchenie},
     pages = {119--126},
     publisher = {mathdoc},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MP_2002_a10/}
}