%0 Journal Article %A S. G. Samko %T Fundamental functions vanishing on a~given set and division by functions %J Matematičeskie zametki %D 1977 %P 677-689 %V 21 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1977_21_5_a9/ %G ru %F MZM_1977_21_5_a9