%0 Journal Article %A Peter G. Casazza %T Every Frame is a Sum of Three (But Not Two) Orthonormal Bases-and Other Frame Representations. %J The journal of Fourier analysis and applications [[Elektronische Ressource]] %D 1998 %P 727-732 %V 4 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JFAA_1998__4_2_59591/ %F JFAA_1998__4_2_59591