%0 Journal Article %A Grzybowski, J. %A Pallaschke, D. %A UrbaƄski, R. %T Generalized directional derivatives for locally Lipschitz functions which satisfy Leibniz rule %J Control and Cybernetics %D 2007 %P 911-924 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CC_2007_36_4_a2/ %G en %F CC_2007_36_4_a2