%0 Journal Article %A Kittaneh, Fuad %T On normal derivations of Hilbert–Schmidt type %J Glasgow mathematical journal %D 1987 %P 245-248 %V 29 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500006893/ %R 10.1017/S0017089500006893 %F 10_1017_S0017089500006893