%0 Journal Article %A A. Jankowski %A E. Rubinsztejn %T Functions with non-degenerate critical points on manifolds with boundary %J Commentationes Mathematicae %D 1972 %P 99-112 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v16i1.5728/ %R 10.14708/cm.v16i1.5728 %G pl %F 10_14708_cm_v16i1_5728