%0 Journal Article %A Valenti, Angela %A Zaicev, Mikhail %T Abelian Gradings on Upper Block Triangular Matrices %J Canadian mathematical bulletin %D 2012 %P 208-213 %V 55 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2011-048-4/ %R 10.4153/CMB-2011-048-4 %F 10_4153_CMB_2011_048_4