Introduction, E.F.Mishchenko; probabilistic-statistical methods of detecting spontaneously occurring effects, A.N.Kolmogorov et al; on real refinements of limit theorems in probability theory, V.M.Olotarev; on some aspects of prediction theory, Yu.A.Rozanov; normal approximation in finite-dimensional spaces and Hilbert spaces, V.V.Sazonov; investigations in the theory of spaces of differentiable functions of several variables, O.V.Besov et al; research in the theory of approximation of functions at the Mathematical Institute of the Academy of Sciences, S.A.Telyakovskil; on work in descriptive set theory carried out at the Mathematical Institute of the Academy of Sciences, V.N.Grishin et al; on the work of L.S.Pontryagin in the theory of functions and functional analysis, D.V.Anosov; on the scientific work of M.A. Naimark, D.P.Zhelobenko; mathematical problems of mechanics at the Mathematical Institute of the Academy of Sciences, V.P.Karabeinikav; strong discontinuities in flows of continuous media, and their structure, A.G.Kulikovskil.
