Teplinskij, Yu. V. Invariant tori of linear systems of differential equations in the space m. (English. Russian original) Zbl 0524.34052 Ukr. Math. J. 35, 166-171 (1983); translation from Ukr. Mat. Zh. 35, No. 2, 194-199 (1983). MSC: 34C45 34B20 34C30 34C10 PDFBibTeX XMLCite \textit{Yu. V. Teplinskij}, Ukr. Math. J. 35, 166--171 (1983; Zbl 0524.34052); translation from Ukr. Mat. Zh. 35, No. 2, 194--199 (1983) Full Text: DOI
Teplinskij, Yu. V. The existence of the invariant toroidal manifold of a countable system of differential equations with impulsive action. (English) Zbl 0423.58016 Ukr. Math. J. 29, 623-627 (1977). MSC: 37C80 37J35 37K10 34A34 PDFBibTeX XMLCite \textit{Yu. V. Teplinskij}, Ukr. Math. J. 29, 623--627 (1977; Zbl 0423.58016) Full Text: DOI