Belonosov, V. S. The Lyapunov functions method for unbounded operators. (English) Zbl 0914.35017 Blokhin, A. M. (ed.), Differential equation theory. New York, NY: Nova Science Publishers, Inc. 199-234 (1996). Reviewer: W.Lamb (Glasgow) MSC: 35B35 47D06 PDFBibTeX XMLCite \textit{V. S. Belonosov}, in: Differential equation theory. New York, NY: Nova Science Publishers, Inc.. 199--234 (1996; Zbl 0914.35017)
Belonosov, V. S. Instability indices of differential operators. (English. Russian original) Zbl 0629.35053 Math. USSR, Sb. 57, 507-525 (1987); translation from Mat. Sb., Nov. Ser. 129(171), No. 4, 494-513 (1986). Reviewer: T.A.Dzhangveladze MSC: 35G10 35K25 34G10 46E35 47Gxx 47E05 47F05 34A12 35A05 35B30 PDFBibTeX XMLCite \textit{V. S. Belonosov}, Math. USSR, Sb. 57, 507--525 (1987; Zbl 0629.35053); translation from Mat. Sb., Nov. Ser. 129(171), No. 4, 494--513 (1986) Full Text: DOI
Belonosov, V. S. Indices of instability of differential operators. (English. Russian original) Zbl 0616.34019 Sov. Math., Dokl. 32, 516-519 (1985); translation from Dokl. Akad. Nauk SSSR 284, 1037-1041 (1985). Reviewer: W.D.Evans MSC: 34L99 47A10 PDFBibTeX XMLCite \textit{V. S. Belonosov}, Sov. Math., Dokl. 32, 516--519 (1985; Zbl 0616.34019); translation from Dokl. Akad. Nauk SSSR 284, 1037--1041 (1985)
Belonosov, V. S. On instability indices of unbounded operators. I. (Russian) Zbl 0581.47008 Tr. Semin. S.L. Soboleva 2, 25-51 (1984). Reviewer: V.V.Peller MSC: 47A50 34G10 47A05 PDFBibTeX XML
Belonosov, V. S. Instability indices of unbounded operators. (English. Russian original) Zbl 0617.47011 Sov. Math., Dokl. 28, 541-544 (1983); translation from Dokl. Akad. Nauk SSSR 273, 11-14 (1983). MSC: 47A53 47E05 34G10 PDFBibTeX XMLCite \textit{V. S. Belonosov}, Sov. Math., Dokl. 28, 541--544 (1983; Zbl 0617.47011); translation from Dokl. Akad. Nauk SSSR 273, 11--14 (1983)