%0 Journal Article %A Ivanov D.Yu. %T On approximation of the normal derivative of the single layer heat potential near the boundary of a two-dimensional domain %J Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika %D 2023 %P 31-51 %N 83 %I mathdoc %U http://geodesic.mathdoc.fr/item/VTGU_2023_83_a3/ %G ru %F VTGU_2023_83_a3