@article{IPM_1975__3_6_68938,
     author = {{\CYRM}.{\CYRA}. {\CYRP}{\cyru}{\cyrd}{\cyro}{\cyrv}{\cyrk}{\cyri}{\cyrn} and {\CYRA}.{\CYRN}. {\CYRS}{\cyra}{\cyrl}{\cyra}{\cyrm}{\cyra}{\cyrt}{\cyri}{\cyrn} and {\CYRV}.{\CYRA}. {\CYRCH}{\cyru}{\cyrg}{\cyru}{\cyrn}{\cyro}{\cyrv}},
     title = {{\CYRR}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrd}{\cyrv}{\cyru}{\cyrh}{\cyrf}{\cyra}{\cyrz}{\cyrn}{\cyro}{\cyrishrt} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRS}{\cyrt}{\cyre}{\cyrf}{\cyra}{\cyrn}{\cyra}} {\cyrd}{\cyrl}{\cyrya} {\cyrc}{\cyri}{\cyrl}{\cyri}{\cyrn}{\cyrd}{\cyrr}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyro}{\cyrb}{\cyrl}{\cyra}{\cyrs}{\cyrt}{\cyri}},
     journal = {Issledovanija po prikladnoj matematike},
     pages = {97--107},
     publisher = {mathdoc},
     volume = {3},
     number = {6},
     year = {1975},
     zbl = {0850.76762},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IPM_1975__3_6_68938/}
}