@article{IPM_1989__16_6_69103,
     author = {{\CYRG}.{\CYRR}. {\CYRA}{\cyrb}{\cyrd}{\cyryu}{\cyrsh}{\cyre}{\cyrv}{\cyra} and {\CYRZ}.{\CYRG}. {\CYRS}{\cyre}{\cyrr}{\cyra}{\cyrz}{\cyre}{\cyrt}{\cyrd}{\cyri}{\cyrn}{\cyro}{\cyrv} and {\CYRR}.{\CYRR}. {\CYRSH}{\cyra}{\cyrg}{\cyri}{\cyrd}{\cyru}{\cyrl}{\cyrl}{\cyri}{\cyrn}},
     title = {{\CYRA}{\cyrl}{\cyrg}{\cyro}{\cyrr}{\cyri}{\cyrt}{\cyrm} {\cyrch}{\cyri}{\cyrs}{\cyrl}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyra}{\cyrs}{\cyrch}{\cyre}{\cyrt}{\cyra} {\cyro}{\cyrt}{\cyrr}{\cyrery}{\cyrv}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyro}{\cyrb}{\cyrt}{\cyre}{\cyrk}{\cyra}{\cyrn}{\cyri}{\cyrya} {\cyrz}{\cyra}{\cyrm}{\cyrk}{\cyrn}{\cyru}{\cyrt}{\cyro}{\cyrg}{\cyro} {\cyrk}{\cyro}{\cyrn}{\cyrt}{\cyru}{\cyrr}{\cyra} {\cyrs} {\cyri}{\cyrs}{\cyrp}{\cyro}{\cyrl}{\cyrsftsn}{\cyrz}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre}{\cyrm} {\cyrs}{\cyrp}{\cyrl}{\cyra}{\cyrishrt}{\cyrn}{\cyro}{\cyrv}},
     journal = {Issledovanija po prikladnoj matematike},
     pages = {3--16},
     publisher = {mathdoc},
     volume = {16},
     number = {6},
     year = {1989},
     zbl = {0850.76463},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IPM_1989__16_6_69103/}
}