A non-local problem with multipoint perturbations of the boundary conditions of the Sturm-type for an ordinary differential equation of even order by Ya. O. Baranetskyi, P. I. Kaleniuk

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Nonlocal problem with multipoint perturbations of Dirichlet conditions for even-order partial differential equations with constant coefficients by Ya. O. Baranetskyi, P. I. Kaleniuk

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Nonlocal multipoint problem for an ordinary differential equation of order 2n with a multiple spectrum by Ya. O. Baranetskyi, P. I. Kaleniuk

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Boundary value problems with regular but not strenuously regular by Birkhoff conditions for the second-order differential operator by Ya. O. Baranetskyi, P. I. Kaleniuk

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Nonlocal multipoint problem for differential operator equations of 2n th order by Ya. O. Baranetskyi, A. A. Basha

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A nonlocal problem with multipoint perturbations of strongly regular Birkhoff boundary conditions for an even-order differential operator by Ya. O. Baranetskyi, I. I. Demkiv, P. I. Kaleniuk

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Spectral properties of nonself-adjoint nonlocal boundary-value problems for the operator of differentiation of even order by Ya. O. Baranetskyi, P. I. Kaleniuk, L. I. Koliasa

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Nonlocal multipoint problem for partial differential equations with constant coefficients of even order by Ya. O. Baranetskyi, P. I. Kaleniuk, M. I. Kopach

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