%0 Journal Article %A Lazar, A. J. %A Tsui, S.-K. %A Wright, S. %T Derivations from Hereditary Subalgebras of C*-Algebras %J Canadian journal of mathematics %D 1986 %P 109-126 %V 38 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1986-006-5/ %R 10.4153/CJM-1986-006-5 %F 10_4153_CJM_1986_006_5