Three-dimensional open Riemannian space of nonnegative curvature Yu. D. Burago OriginalPaper Pages: 65 - 72
Shortest paths on convex hypersurfaces of Riemannian spaces S. V. Buyalo OriginalPaper Pages: 73 - 85
Nonprojecting isotopies and knots with homeomorphic coverings O. Ya. Viro OriginalPaper Pages: 86 - 96
Classification of three-dimensional knots in two-connected six-dimensional manifolds A. V. Zhubr OriginalPaper Pages: 97 - 108
Homotopy classification of some four-dimensional manifolds O. A. Ivanov OriginalPaper Pages: 109 - 114
Reidemeister torsion and group invariants of three-dimensional manifolds V. G. Turaev OriginalPaper Pages: 138 - 140