%0 Journal Article %A L. V. Neustroeva %A S. G. Pyatkov %T About some classes of reverse tasks on determining the source function %J Matematičeskie zametki SVFU %D 2020 %P 21-40 %V 27 %N 1 %U http://geodesic.mathdoc.fr/item/SVFU_2020_27_1_a1/ %G ru %F SVFU_2020_27_1_a1