scientific article
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zbMath0465.01006MaRDI QIDQ3916530
B. Ya. Levin, A. N. Kolmogorov, A. Ya. Povzner, Iossif V. Ostrovskii, A. V. Pogorelov, M. G. Krejn, Yuri I. Lyubich, Vladimir V. Marchenko, Boris Moiseevich Levitan
Publication date: 1981
Full work available at URL: http://mathnet.ru/eng/umn/v36/i4/p183
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.