%0 Journal Article %A George Dassios %T A Matrix Approach to the Energy-Norm Bisection in Wave Motion %J Ευκλείδης Γ %D 1989 %P 95-141 %V 23 %I mathdoc %U http://geodesic.mathdoc.fr/item/EUG_1989__23_a5/ %G gr %F EUG_1989__23_a5