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@article{MS_1957__84_2_a3, author = {{\CYRR}.{\CYREREV}. {\CYRV}{\cyri}{\cyrn}{\cyro}{\cyrg}{\cyrr}{\cyra}{\cyrd}}, title = {{\CYRO} {\cyrc}{\cyre}{\cyrn}{\cyrt}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrm} {\cyrh}{\cyra}{\cyrr}{\cyra}{\cyrk}{\cyrt}{\cyre}{\cyrr}{\cyri}{\cyrs}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrm} {\cyrp}{\cyro}{\cyrk}{\cyra}{\cyrz}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyre} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}{\cyrery} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrishrt}}, journal = {Matemati\v{c}eskij sbornik}, pages = {207--222}, publisher = {mathdoc}, volume = {84}, number = {2}, year = {1957}, zbl = {0078.27102}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1957__84_2_a3/} }
Р.Э. Виноград. О центральном характеристическом показателе системы дифференциальных уравнений. Matematičeskij sbornik, Tome 84 (1957) no. 2, pp. 207-222. http://geodesic.mathdoc.fr/item/MS_1957__84_2_a3/