%0 Journal Article %A Bent Fuglede %T The Symmetric Normal Derivative of a Subharmonic Function II. %J Mathematica Scandinavica %D 1963 %P 129-146 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1963__12_165839/ %F MS2_1963__12_165839