%0 Journal Article %A F. NEUMAN %T A Role of Abel's Equation in the Stabitity Theory of Differential Equations %J Aequationes mathematicae %D 1971 %P 66-70 %V 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1971__6_136169/ %F AM2_1971__6_136169