%0 Journal Article %A Zajíček, Luděk %T Smallness of sets of nondifferentiability of convex functions in non-separable Banach spaces %J Czechoslovak Mathematical Journal %D 1991 %P 288-296 %V 41 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1991.102462/ %R 10.21136/CMJ.1991.102462 %G en %F 10_21136_CMJ_1991_102462