%0 Journal Article %A Zajíček, Luděk %T On differentiability properties of Lipschitz functions on a Banach space with a Lipschitz uniformly Gâteaux differentiable bump function %J Commentationes Mathematicae Universitatis Carolinae %D 1997 %P 329-336 %V 38 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1997__38_2_a12/ %G en %F CMUC_1997__38_2_a12