@article{MMKZ_2009_2_a20,
     author = {M. D. Kovalev},
     title = {{\CYRP}{\cyro}{\cyrd}{\cyrs}{\cyrch}e{\cyrt} {\cyrch}{\cyri}{\cyrs}{\cyrl}{\cyra} {\cyrerev}{\cyrn}{\cyre}{\cyrr}{\cyrg}{\cyre}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyru}{\cyrr}{\cyro}{\cyrv}{\cyrn}{\cyre}{\cyrishrt} {\cyrk}{\cyrv}{\cyra}{\cyrn}{\cyrt}{\cyro}{\cyrv}{\cyro}{\cyrishrt} {\cyrch}{\cyra}{\cyrs}{\cyrt}{\cyri}{\cyrc}{\cyrery} {\cyrv} {\cyrk}{\cyru}{\cyrs}{\cyro}{\cyrch}{\cyrn}{\cyro} {\cyrp}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyrya}{\cyrn}{\cyrn}{\cyro}{\cyrm} {\cyrp}{\cyro}{\cyrt}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrm} {\cyrp}{\cyro}{\cyrl}{\cyre}},
     journal = {Matematicheskoe Modelirovanie i Kraevye Zadachi},
     pages = {73--76},
     publisher = {mathdoc},
     volume = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMKZ_2009_2_a20/}
}