%0 Journal Article %A Rupp, R. %A Sasane, A. %T Reducibility in A R(K), C R(K), and A(K) %J Canadian journal of mathematics %D 2010 %P 646-667 %V 62 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2010-025-9/ %R 10.4153/CJM-2010-025-9 %F 10_4153_CJM_2010_025_9