Abramov, I. V.; Roganov, E. A. Quasiconformal homotopies of elementary space mappings. (Russian) Zbl 0701.30020 Mat. Sb. 180, No. 10, 1347-1354 (1989). Reviewer: Li Zhong MSC: 30C99 PDFBibTeX XMLCite \textit{I. V. Abramov} and \textit{E. A. Roganov}, Mat. Sb. 180, No. 10, 1347--1354 (1989; Zbl 0701.30020) Full Text: EuDML
Kolesov, A. Yu. Duck trajectories of relaxation systems connected with violation of a normal switching condition. (Russian) Zbl 0695.34058 Mat. Sb. 180, No. 10, 1428-1438 (1989). Reviewer: B.Cheshankov MSC: 34E15 34C05 PDFBibTeX XMLCite \textit{A. Yu. Kolesov}, Mat. Sb. 180, No. 10, 1428--1438 (1989; Zbl 0695.34058) Full Text: EuDML
Pham Huu Tiep Irreducible orthogonal decompositions in Lie algebras. (Russian) Zbl 0692.17005 Mat. Sb. 180, No. 10, 1396-1414 (1989). Reviewer: G.I.Zhitomirskij MSC: 17B20 17B40 PDFBibTeX XMLCite \textit{Pham Huu Tiep}, Mat. Sb. 180, No. 10, 1396--1414 (1989; Zbl 0692.17005)
Zakhar’yashchev, M. V. Modal companions of superintuitionistic logics: Syntax, semantics and preservation theorems. (Russian) Zbl 0686.03011 Mat. Sb. 180, No. 10, 1415-1427 (1989). Reviewer: G.Mints MSC: 03B45 03B55 PDFBibTeX XMLCite \textit{M. V. Zakhar'yashchev}, Mat. Sb. 180, No. 10, 1415--1427 (1989; Zbl 0686.03011) Full Text: EuDML