Uniqueness of solutions of boundary-value problems for operator-differential equations on a finite segment and on a semiaxis by Radzievskii, G. V., Радзиевский, Г. В., Радзиевский, Г. В.

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Factorization of operators. Theory and applications by Sakhnovich, L. A., Сахнович, Л. А., Сахнович, Л. А.

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Mark Grigor'evich Krein (recollections) by Levin, B. Ya., Левин, Б. Я., Левин, Б. Я.

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Mark Grigor'evich Krein in Kuibyshev (memoirs of a post-graduate student) by Lyubarskii, G. Ya., Любарский, Г. Я., Любарский, Г. Я.

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Mark Grigor'evich Krein by Mitropolskiy, Yu. A., Митропольский, Ю. А., Митропольский, Ю. А.

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On M. G. Krein's papers in the theory of spaces with an indefinite metric by Azizov, T. Ya., Ginsburg, Yu. P., Langer, H., Азизов, Т. Я., Гинзбург, Ю. П., Лангер, Г., Азизов, Т. Я., Гинзбург, Ю. П., Лангер, Г.

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On time dependent orthogonal polynomials on the unit circle by Ben-Artzi, A., Gohberg, I. C., Бен-Артзі, А., Гохберг, І. Ц.

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New aspects of Krein's extension theory by Brasche, J. F., Koshmanenko, V. D., Neidhardt, H., Браш, Дж. Ф., Кошманенко, В. Д., Нейдхардт, Х.

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Theory of self-adjoint extensions of symmetric operators. entire operators and boundary-value problems by Gorbachuk, V. I., Gorbachuk, M. L., Горбачук, В. І., Горбачук, М. Л.

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On M. G. Krein's contribution to the moment problem by Nudel'man, A. A., Нудельман, А. А.

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M. G. Krein's ideas in the theory of orthogonal polynomials by Osilenker, B. P., Осиленкер, Б. П., Осиленкер, Б. П.

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M. G. Krein's investigations in the theory of entire and meromorphic functions and their further development by Ostrovskii, I. V., Островский, И. В., Островский, И. В.

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Szego-Kolmogorov-Krein theorems on weighted trigonometrical approximation and Carleman-type relations by Bart, V. A., Khavin, V. P., Барт, В. А., Хавин, В. П., Барт, В. А., Хавин, В. П.

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On M. G. Krein's work in the theory of linear periodic Hamiltonian systems by Yakubovich, V. A., Якубович, В. Я., Якубович, В. Я.

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On connectedness of derivative sets by Alikulov, E. O., Аликулов, Э. О., Аликулов, Э. О.

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Bernstein-type inequalities for $\mathcal{L}$-splines by Babenko, V. F., Ligun, A. A., Бабенко, В. Ф., Лигун, А. А., Бабенко, В. Ф., Лигун, А. А.

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On the commutant of a multiplication operator and conditions of invertibility of its elements by Berezovsky, N. I., Linchuk, S. S., Березовский, Н. И., Линчук, С. С., Березовский, Н. И., Линчук, С. С.

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On approximation of convolution classes by Bushev, D. M., Koval'chuk, I. R., Бушев, Д. Н., Ковальчук, И. Р., Бушев, Д. Н., Ковальчук, И. Р.

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Reconstruction of linear functionals on classes of analytic functions of two variables on the basis of generalized information by Vakarchuk, S. B., Вакарчук, С. Б., Вакарчук, С. Б.

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Uniform estimates for monotonic polynomial approximation by Dzyubenko, H. A., Listopad, V. V., Shevchuk, I. A., Дзюбенко, Г. А., Листопад, В. В., Шевчук, И. А., Дзюбенко, Г. А., Листопад, В. В., Шевчук, И. А.

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