%0 Journal Article
%A William Arveson
%T The free cover of a row contraction
%J Documenta mathematica
%D 2004
%P 137-161
%V 9
%U http://geodesic.mathdoc.fr/articles/10.4171/dm/162/
%R 10.4171/dm/162
%F 10_4171_dm_162