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- Valery Karachik, “Riquier–Neumann Problem for the Polyharmonic Equation in a Ball”, Mathematics, 11, № 4, 2023, 1000
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- V.V. Karachik, “A SOLUTION TO THE RIQUIER–NEYMANN PROBLEM FOR POLYHARMONIC EQUATIONS IN A BALL”, MMPh, 15, № 1, 2023, 26
- K. I. Usmanov, B. Kh. Turmetov, K. Zh. Nazarova, “On Solvability of a Boundary Value Problem for a Nonlocal Biharmonic Equation with a Fractional Order Boundary Operator”, Lobachevskii J Math, 43, № 11, 2022, 3298
- V. V. Karachik, “Representation of the Green’s Function of the Dirichlet Problem for the Polyharmonic Equation in the Ball”, Diff Equat, 59, № 8, 2023, 1061
- V. V. Karachik, “On One Integral Representation of Solutions of Polyharmonic Equation”, Lobachevskii J Math, 44, № 7, 2023, 2749
- V. V. Karachik, “Green’s Function of the Riquier–Neumann Problem for the Polyharmonic Equation in the Unit Ball”, Comput. Math. and Math. Phys., 64, № 5, 2024, 1015
- V. V Karachik, “GREEN’S FUNCTION FOR THE RIEMANN–NEUMANN PROBLEM FOR A POLYHARMONIC EQUATION IN THE UNIT SPHERE”, Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, 64, № 5, 2024, 791