%0 Journal Article %A Jerzy Grzybowski %A Diethard Pallaschke %A Ryszard UrbaƄski %T Support functions and subdifferentials %J Commentationes Mathematicae %D 2016 %V 56 %N 1 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/COMA_2016__56_1_292402/ %G en %F COMA_2016__56_1_292402