%0 Journal Article %A Fečkan, Michal %T Multiple perturbed solutions near nondegenerate manifolds of solutions %J Commentationes Mathematicae Universitatis Carolinae %D 1993 %P 635-643 %V 34 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1993__34_4_a2/ %G en %F CMUC_1993__34_4_a2