%0 Journal Article %A Chō, Muneo %A Huruya, Tadasi %T A note on the joint operator norm of hermitian operators on Banach spaces %J Glasgow mathematical journal %D 1992 %P 219-220 %V 34 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500008752/ %R 10.1017/S0017089500008752 %F 10_1017_S0017089500008752