%0 Journal Article %A Anderson, John T. %T Polynomial Hulls of Sets Invariant Under an Action of the Special Unitary Group %J Canadian journal of mathematics %D 1988 %P 1256-1271 %V 40 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1988-054-9/ %R 10.4153/CJM-1988-054-9 %F 10_4153_CJM_1988_054_9