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
V. Karachik, “Solvability of the Neumann Boundary Value Problem for the Polyharmonic Equation in a Ball”, Lobachevskii J Math, 45:8 (2024), 3559
В. В. Карачик, “Решение задачи Рикье-Неймана для полигармонического уравнения в шаре”, Вестн. Южно-Ур. ун-та. Сер. Матем. Мех. Физ., 15:1 (2023), 26–33
Valery Karachik, “On Green's Function of the Dirichlet Problem for the Polyharmonic Equation in the Ball”, Axioms, 12:6 (2023), 543
Valery Karachik, “Riquier–Neumann Problem for the Polyharmonic Equation in a Ball”, Mathematics, 11:4 (2023), 1000
Valery Karachik, Batirkhan Turmetov, Hongfen Yuan, “Four Boundary Value Problems for a Nonlocal Biharmonic Equation in the Unit Ball”, Mathematics, 10:7 (2022), 1158
V. V. Karachik, “Solution to the Dirichlet Problem for the Polyharmonic Equation in the Ball”, Sib. Adv. Math., 32:3 (2022), 197
В. В. Карачик, “Решение задачи Дирихле для полигармонического уравнения в шаре”, Матем. тр., 24:2 (2021), 46–64
Karachik V., “Dirichlet and Neumann Boundary Value Problems For the Polyharmonic Equation in the Unit Ball”, Mathematics, 9:16 (2021), 1907