For citations:

Koshanov B.D., Turganbek U., Yerkhan A.Zh. ON THE SOLVABILITY OF ONE BOUNDARY VALUE PROBLEM FOR THE POLYHARMONIC EQUATION IN A MULTIDIMENSIONAL BALL. Herald of the Kazakh-British Technical University. 2026;23(3):124-143. (In Russ.) https://doi.org/10.55452/1998-6688-2026-23-3-124-143