A singularly perturbed spectral problem for a biharmonic operator with Neumann conditions by Lavrent'ev, A. S., Лаврентьєв, А. С.

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Stability analysis with respect to two measures of impulsive systems under structural perturbations by Martynyuk, A. A., Stavroulakis, I. P., Мартинюк, А. А., Ставроулакіс, І. П.

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On convergence classes of Dirichlet series by Mulyava, O. M., Мулява, О. М.

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Approximation of one class of differentiable functions by piecewise-HermitianL-splines by Novikov, S. I., Новиков, С. И., Новиков, С. И.

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Approximation of continuous functions defined on the real axis by generalized Zygmund operators by Ostrovskaya, О. V., Островська, О. В.

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Investigation of invariant deformations of integral manifolds of adiabatically perturbed completely integrable Hamiltonian systems. II by Prykarpatsky, Ya. A., Samoilenko, A. M., Прикарпатський, Я. А., Самойленко, А. М.

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Almost layer finiteness of a periodic group without involutions by Senashov, V. I., Сенашов, В. И., Сенашов, В. И.

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A priori estimates of solutions of linear parabolic problems with coefficients from Sobolev spaces by Romanenko, I. B., Skrypnik, I. V., Романенко, І. Б., Скрипник, І. В.

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Approximation of locally integrable functions on the real line by Stepanets, O. I., Wang, Kunyang, Zhang, Xirong, Степанець, О. І., Ванг, Кунянг, Чжан, Хіронг

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On the existence of solutions for a differential inclusion of fractional order with upper-semicontinuous right-hand side by Vityuk, A. N., Вітюк, А. Н.

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Quasiconformal mappings and radii of normal systems of neighborhoods by Gol'berg, A. L., Гольберг, А. Л.

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On synchronization of symmetrically perturbed systems with quadratic nonlinearity by Dobrynskii, V. A., Добрынский, В. А., Добрынский, В. А.

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On a smooth solution of a nonlinear periodic boundary-value problem by Dobrynskii, V. A., Домбровський, I. В.

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On the extension of even-positive-definite functions of one and two variables by Lopotko, O. V., Лопотко, О. В., Лопотко, О. В.

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Differentiability of integrals of real functions with respect to $L_0$-valued measures by Radchenko, V. N., Радченко, В. Н., Радченко, В. Н.

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Finite-dimensional approximations of diffusion measures in a Hilbert space by Bondarenko, V. G., Бондаренко, В. Г., Бондаренко, В. Г.

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A critical case of stability of one quasilinear difference equation of the second order by Vitrychenko, I. E., Витриченко, И. Е., Витриченко, И. Е.

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A multipoint problem for partial differential equations unresolved with respect to the higher time derivative by Klyus, I. S., Ptashnik, B. I., Клюс, І. С., Пташник, Б. Й.

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Structure of certain classes of groups with locally cyclic Abelian subgroups by Kuzennyi, N. F., Maznichenko, S. V., Кузенний, М. Ф., Мазніченко, С. В.

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On lower bounds for the approximation of individual functions by local splines with nonfixed nodes by Ligun, A. A., Shumeiko, A. A., Лигун, А. А., Шумейко, А. А., Лигун, А. А., Шумейко, А. А.

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