%0 Journal Article %A A. L. Ushakov %T Asymptotically optimal solution of the model task for the screened Poisson equation %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika %D 2019 %P 25-35 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURM_2019_11_2_a3/ %G ru %F VYURM_2019_11_2_a3