Includes bibliographical references.

Inequalities for norms of derivatives in weighted _p spaces /; Some criteria for the completeness of a system of root vectors of a linear operator in a Banach space /; Plus-operators in a space with indefinite metric /; mathfrak {I} polar representation of plus-operators /; On the theory of linear operators in spaces with two norms /; Unitary representations of the Lorentz group in a space with indefinite metric /; Infinitesimal bendings of convex surfaces with bush constraints /; Almost-reducible and symmetric almost-reducible affinely connected spaces /; Affinely connected spaces admitting a transitive group of motions with a completely reducible stationary linear subgroup /; The geometry of nested families with empty intersection. structure of the unit sphere of a nonreflexive space /; Geometry of the M�obius strip and differential equations /; On an integral connected with symmetric Riemann spaces of nonpositive curvature / V. P. Glusko and S. G. Krein; A. S. Markus; M. G. Krein and Ju. L. Smuljan; M. G. Krein and Ju. L. Smuljan; I. C. Gohberg and M. K. Zambickii; R. S. Ismagilov; V. T. Fomenko; N. M. Pisareva; N. M. Pisareva; D. P. Milman and V. D. Milman; V. R. Petuhov; S. G. Gindikin and F. I. Karpelevic