%0 Journal Article %A Helmut Reckziegel %T On the problem whether the image of a given differentiable map into Riemannian manifold is contained in a submanifold with parallel second fundamental form. %J Journal für die reine und angewandte Mathematik %D 1981 %P 87-104 %V 325 %I mathdoc %U http://geodesic.mathdoc.fr/item/JRAM_1981__325_152359/ %F JRAM_1981__325_152359