%0 Journal Article %A P. Niemiec %A T.-Y. Tam %T A Representation of G-invariant norms for Eaton Triple %J Journal of convex analysis %D 2011 %P 59-65 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2011_18_1_JCA_2011_18_1_a2/ %F JCA_2011_18_1_JCA_2011_18_1_a2