@article{IPM_1988__7_3_68976,
     author = {{\CYRE}.{\CYRP}. {\CYRF}{\cyra}{\cyrd}{\cyre}{\cyre}{\cyrv}{\cyra}},
     title = {{\CYRO}{\cyrp}{\cyrt}{\cyri}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrishrt} {\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyrishrt} {\cyri}{\cyrn}{\cyrt}{\cyre}{\cyrr}{\cyrp}{\cyro}{\cyrl}{\cyrya}{\cyrt}{\cyro}{\cyrr} {\cyrd}{\cyrl}{\cyrya} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrk}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyra} {\cyrs}{\cyrt}{\cyra}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyra}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyrr}{\cyro}{\cyrc}{\cyre}{\cyrs}{\cyrs}{\cyro}{\cyrv}},
     journal = {Issledovanija po prikladnoj matematike},
     pages = {78--83},
     publisher = {mathdoc},
     volume = {7},
     number = {3},
     year = {1988},
     zbl = {0665.60044},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IPM_1988__7_3_68976/}
}