%0 Journal Article %A Lange, Ridgley %A Wang, Shengwang %T Universal notions characterizing spectral decompositions %J Glasgow mathematical journal %D 1992 %P 109-116 %V 34 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500008594/ %R 10.1017/S0017089500008594 %F 10_1017_S0017089500008594