%0 Journal Article %A A.M., Ceder, J. Bruckner %T A Note on Discontinuous Functions. %J Elemente der Mathematik %D 1973 %P 146-148 %V 28 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELMA_1973__28_141126/ %F ELMA_1973__28_141126