%0 Journal Article %A Z. O. Arzikulov %T Boundary value problems for the three-dimensional Helmholtz equation in the unbounded octant, square and half space %J Vestnik KRAUNC. Fiziko-matematičeskie nauki %D 2024 %P 7-19 %V 48 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VKAM_2024_48_3_a0/ %G en %F VKAM_2024_48_3_a0