%0 Journal Article
%A Choi, Man-Duen
%A Effros, Edward G.
%T Lifting Problems and the Cohomology of C*-Algebras
%J Canadian journal of mathematics
%D 1977
%P 1092-1111
%V 29
%N 5
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1977-108-x/
%R 10.4153/CJM-1977-108-x
%F 10_4153_CJM_1977_108_x