Brykalov, S. A. Solvability of a nonlinear boundary value problem in a fixed set of functions. (Russian) Zbl 0743.34070 Differ. Uravn. 27, No. 12, 2027-2033 (1991). Reviewer: I.Rachŭnková (Olomouc) MSC: 34K10 34B15 PDFBibTeX XMLCite \textit{S. A. Brykalov}, Differ. Uravn. 27, No. 12, 2027--2033 (1991; Zbl 0743.34070)
Iskandarov, S. A modification of the method of V. Volterra for the investigation of the asymptotic behavior of solutions of a second order linear equation. (Russian) Zbl 0745.34043 Differ. Uravn. 27, No. 9, 1638-1639 (1991). Reviewer: S.I.Trofimchuk (Kiev) MSC: 34D05 34A30 PDFBibTeX XMLCite \textit{S. Iskandarov}, Differ. Uravn. 27, No. 9, 1638--1639 (1991; Zbl 0745.34043)
Shobukhov, A. V. On the derivation of spatially inhomogeneous periodic solutions from limit cycles of autonomous systems of ordinary differential equations perturbed by small diffusion terms. (Russian) Zbl 0770.35033 Differ. Uravn. 27, No. 7, 1271-1274 (1991). Reviewer: V.Komkov (Wright-Patterson) MSC: 35K55 35K57 35C10 35B10 34C05 PDFBibTeX XMLCite \textit{A. V. Shobukhov}, Differ. Uravn. 27, No. 7, 1271--1274 (1991; Zbl 0770.35033)