%0 Journal Article %A E. H. Khalilov %T Investigation of an approximate solution of the integral %J Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika %D 2023 %P 39-54 %N 82 %U http://geodesic.mathdoc.fr/item/VTGU_2023_82_a3/ %G ru %F VTGU_2023_82_a3