%0 Journal Article %A Yu. N. Frolov %T Overconvergence of series in solutions of differential equations %J Sbornik. Mathematics %D 1967 %P 173-178 %V 2 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1967_2_2_a1/ %G en %F SM_1967_2_2_a1