%0 Journal Article %A Holický, P. %A Šmídek, M. %A Zajíček, L. %T Convex functions with non-Borel set of Gâteaux differentiability points %J Commentationes Mathematicae Universitatis Carolinae %D 1998 %P 469-482 %V 39 %N 3 %U http://geodesic.mathdoc.fr/item/CMUC_1998_39_3_a3/ %G en %F CMUC_1998_39_3_a3