Krasovskij, N. N. A contribution to the theory of the optimum regulation of non-linear second order systems. (Russian) Zbl 0090.30802 Dokl. Akad. Nauk SSSR 126, 267-270 (1959). PDFBibTeX XMLCite \textit{N. N. Krasovskij}, Dokl. Akad. Nauk SSSR 126, 267--270 (1959; Zbl 0090.30802)
Krasovskij, N. N. The stability of quasilinear systems with aftereffects. (Russian) Zbl 0080.10502 Dokl. Akad. Nauk SSSR 119, 435-438 (1958). PDFBibTeX XMLCite \textit{N. N. Krasovskij}, Dokl. Akad. Nauk SSSR 119, 435--438 (1958; Zbl 0080.10502)
Krasovskij, N. N. On periodical solutions of differential equations involving a time lag. (Russian) Zbl 0079.11401 Dokl. Akad. Nauk SSSR 114, 252-255 (1957). PDFBibTeX XMLCite \textit{N. N. Krasovskij}, Dokl. Akad. Nauk SSSR 114, 252--255 (1957; Zbl 0079.11401)
Krasovskij, N. N. On the theory of Lapunov’s second method in studying the steadiness of motion. (Russian) Zbl 0072.09602 Dokl. Akad. Nauk SSSR 109, 460-463 (1956). PDFBibTeX XMLCite \textit{N. N. Krasovskij}, Dokl. Akad. Nauk SSSR 109, 460--463 (1956; Zbl 0072.09602)
Krasovskij, N. N. Über Bedingungen für die Umkehrung der Sätze von A. M. Ljapunov über die Instabilität für stationäre Systeme von Differentialgeichungen. (Russian) Zbl 0064.34001 Dokl. Akad. Nauk SSSR 101, 17-20 (1955). PDFBibTeX XMLCite \textit{N. N. Krasovskij}, Dokl. Akad. Nauk SSSR 101, 17--20 (1955; Zbl 0064.34001)