%0 Journal Article %A Divincenzo, Onofrio Mario %A Sagona, Rosa %T Homogeneous Polynomials, Centralizers and Derivations in Rings %J Canadian journal of mathematics %D 1993 %P 22-32 %V 45 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1993-003-4/ %R 10.4153/CJM-1993-003-4 %F 10_4153_CJM_1993_003_4