%0 Journal Article %A Thomas J. Enright %A Jeb F. Willenbring %T Hilbert series, Howe duality and branching for classical groups %J Annals of mathematics %D 2004 %P 337-375 %V 159 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2004.159.337/ %R 10.4007/annals.2004.159.337 %G en %F 10_4007_annals_2004_159_337