Murovtsev, A. N. Analytic solutions of a system of nonlinear autonomous differential equations with deviating arguments. (Russian) Zbl 0704.34075 Differ. Uravn. 25, No. 10, 1817-1819 (1989). Reviewer: L.M.Berkovich MSC: 34K05 34A25 PDFBibTeX XMLCite \textit{A. N. Murovtsev}, Differ. Uravn. 25, No. 10, 1817--1819 (1989; Zbl 0704.34075)
Zhestkov, S. V. On periodic solutions of nonlinear hyperbolic systems in a strip. (Russian) Zbl 0703.35115 Differ. Uravn. 25, No. 10, 1806-1807 (1989). Reviewer: I.Badea MSC: 35L70 35D05 PDFBibTeX XMLCite \textit{S. V. Zhestkov}, Differ. Uravn. 25, No. 10, 1806--1807 (1989; Zbl 0703.35115)
Chernyavskaya, N. A.; Shuster, L. A. On the WKB-method. (Russian) Zbl 0702.34053 Differ. Uravn. 25, No. 10, 1826-1829 (1989). Reviewer: V.Sobolev MSC: 34E20 PDFBibTeX XMLCite \textit{N. A. Chernyavskaya} and \textit{L. A. Shuster}, Differ. Uravn. 25, No. 10, 1826--1829 (1989; Zbl 0702.34053)
Ivanov, M. A. On the behavior of solutions of a perturbed homogeneous system of second order differential equations. (Russian) Zbl 0702.34046 Differ. Uravn. 25, No. 10, 1810-1812 (1989). Reviewer: V.Sobolev MSC: 34D10 34E10 34C05 PDFBibTeX XMLCite \textit{M. A. Ivanov}, Differ. Uravn. 25, No. 10, 1810--1812 (1989; Zbl 0702.34046)
Mustafin, M. A. On the Riesz basis of a sine system. (Russian) Zbl 0696.34013 Differ. Uravn. 25, No. 10, 1832-1833 (1989). Reviewer: N.Bozhinov MSC: 34B10 42C30 42C15 PDFBibTeX XMLCite \textit{M. A. Mustafin}, Differ. Uravn. 25, No. 10, 1832--1833 (1989; Zbl 0696.34013)
Larionov, E. A. Properties of root functions of some differential operators. (Russian) Zbl 0695.35141 Differ. Uravn. 25, No. 10, 1812-1815 (1989). Reviewer: V.Iftimie MSC: 35P05 35B99 35J25 PDFBibTeX XMLCite \textit{E. A. Larionov}, Differ. Uravn. 25, No. 10, 1812--1815 (1989; Zbl 0695.35141)
Markechko, M. I. On asymptotic stability of singularly perturbed differential equations. (Russian) Zbl 0693.34058 Differ. Uravn. 25, No. 10, 1698-1705 (1989). Reviewer: A.Halanay MSC: 34D05 34D15 34E15 34D20 PDFBibTeX XMLCite \textit{M. I. Markechko}, Differ. Uravn. 25, No. 10, 1698--1705 (1989; Zbl 0693.34058)
Stolyarov, V. V. On limit cycles and boundedness of a dynamical system. (Russian) Zbl 0693.34026 Differ. Uravn. 25, No. 10, 1823-1824 (1989). Reviewer: Ye Yangian MSC: 34C05 34C11 PDFBibTeX XMLCite \textit{V. V. Stolyarov}, Differ. Uravn. 25, No. 10, 1823--1824 (1989; Zbl 0693.34026)
Lukashevich, N. A.; Orlov, V. N. Investigation of an approximate solution of the second Painlevé equation. (Russian) Zbl 0692.34010 Differ. Uravn. 25, No. 10, 1829-1832 (1989). Reviewer: M.Bartušek MSC: 65J99 65L05 PDFBibTeX XMLCite \textit{N. A. Lukashevich} and \textit{V. N. Orlov}, Differ. Uravn. 25, No. 10, 1829--1832 (1989; Zbl 0692.34010)
Emel’yanov, S. V.; Korovin, S. K.; Mamedov, I. G.; Nersisyan, A. L. Binary algorithms for control of a class of indefinite systems with delay. (Russian) Zbl 0691.93041 Differ. Uravn. 25, No. 10, 1670-1679 (1989). Reviewer: S.Korovin MSC: 93D15 34K35 93C25 PDFBibTeX XMLCite \textit{S. V. Emel'yanov} et al., Differ. Uravn. 25, No. 10, 1670--1679 (1989; Zbl 0691.93041)
Fodor, Ya. On the asymptotics of solutions of linear systems with small perturbations. (Russian) Zbl 0691.34048 Differ. Uravn. 25, No. 10, 1824-1826 (1989). Reviewer: P.Brunovsky MSC: 34E05 34A34 PDFBibTeX XMLCite \textit{Ya. Fodor}, Differ. Uravn. 25, No. 10, 1824--1826 (1989; Zbl 0691.34048)
Zinchenko, I. L. A theorem on convergence of complex analytic systems. (Russian) Zbl 0691.34036 Differ. Uravn. 25, No. 10, 1809-1810 (1989). Reviewer: P.Brunovsky MSC: 34C27 34A25 PDFBibTeX XMLCite \textit{I. L. Zinchenko}, Differ. Uravn. 25, No. 10, 1809--1810 (1989; Zbl 0691.34036)
Zil’berglejt, A. S. On quasistationary solutions of nonlinear autonomous systems. (Russian) Zbl 0691.34025 Differ. Uravn. 25, No. 10, 1807-1809 (1989). Reviewer: P.Brunovsky MSC: 34C05 34A34 PDFBibTeX XMLCite \textit{A. S. Zil'berglejt}, Differ. Uravn. 25, No. 10, 1807--1809 (1989; Zbl 0691.34025)
Pulyaev, V. F. Bounded and almost periodic solutions of linear integral equation. I. (Russian) Zbl 0688.45006 Differ. Uravn. 25, No. 10, 1787-1798 (1989). Reviewer: N.K.Karapetianc MSC: 45E10 PDFBibTeX XMLCite \textit{V. F. Pulyaev}, Differ. Uravn. 25, No. 10, 1787--1798 (1989; Zbl 0688.45006)
Rodkina, A. E. On stochastic functional-differential equations with respect to a semimartingale. (Russian) Zbl 0687.60063 Differ. Uravn. 25, No. 10, 1716-1721 (1989). Reviewer: A. E. Rodkina MSC: 60H25 60G48 34K50 PDFBibTeX XMLCite \textit{A. E. Rodkina}, Differ. Uravn. 25, No. 10, 1716--1721 (1989; Zbl 0687.60063)
Strizhkov, V. A. Asymptotic regularization of integral operators of the first kind with power singularity. (Russian) Zbl 0685.65117 Differ. Uravn. 25, No. 10, 1798-1805 (1989). Reviewer: D.A.Quinney MSC: 65R20 45E10 PDFBibTeX XMLCite \textit{V. A. Strizhkov}, Differ. Uravn. 25, No. 10, 1798--1805 (1989; Zbl 0685.65117)
Semerdzhieva, R. I. On a difference method for solving a class of hyperbolic equations with degeneration of the order. (Russian) Zbl 0685.65084 Differ. Uravn. 25, No. 10, 1755-1766 (1989). Reviewer: S.Spassov MSC: 65M06 35L15 35L80 PDFBibTeX XMLCite \textit{R. I. Semerdzhieva}, Differ. Uravn. 25, No. 10, 1755--1766 (1989; Zbl 0685.65084)
Vlasov, V. V. On some boundary value problems on a semi-axis for a class of integro- differential equations. (Russian) Zbl 0685.45011 Differ. Uravn. 25, No. 10, 1784-1787 (1989). Reviewer: Jianke Lu MSC: 45N05 45J05 PDFBibTeX XMLCite \textit{V. V. Vlasov}, Differ. Uravn. 25, No. 10, 1784--1787 (1989; Zbl 0685.45011)
Askhabov, S. N.; Karapetyants, N. K. Discrete equations of convolution type with monotone nonlinearity. (Russian) Zbl 0685.45003 Differ. Uravn. 25, No. 10, 1777-1784 (1989). Reviewer: Jianke Lu MSC: 45G10 45E10 PDFBibTeX XMLCite \textit{S. N. Askhabov} and \textit{N. K. Karapetyants}, Differ. Uravn. 25, No. 10, 1777--1784 (1989; Zbl 0685.45003)
Mityushev, V. V. Functional equations for analytic and harmonic functions. (Russian) Zbl 0685.30015 Differ. Uravn. 25, No. 10, 1816 (1989). Reviewer: Z.Binderman MSC: 30D05 31A05 35J05 30E25 PDFBibTeX XMLCite \textit{V. V. Mityushev}, Differ. Uravn. 25, No. 10, 1816 (1989; Zbl 0685.30015)
Orlik, L. K. On the exponential characteristic of a Volterra integral operator with periodic kernel depending on four variables. (Russian) Zbl 0683.45007 Differ. Uravn. 25, No. 10, 1819-1821 (1989). Reviewer: Shamli Sun MSC: 45P05 45D05 PDFBibTeX XMLCite \textit{L. K. Orlik}, Differ. Uravn. 25, No. 10, 1819--1821 (1989; Zbl 0683.45007)
Prikazchikov, V. G. Economic increase of accuracy for calculating eigenvalues. (Russian) Zbl 0682.65063 Differ. Uravn. 25, No. 10, 1821-1823 (1989). Reviewer: V.Burjan MSC: 65N25 65F15 35P15 PDFBibTeX XMLCite \textit{V. G. Prikazchikov}, Differ. Uravn. 25, No. 10, 1821--1823 (1989; Zbl 0682.65063)