%0 Journal Article %A Grubb, D. J. %T U-Sets in Compact, 0-Dimensional, Metric Groups %J Canadian mathematical bulletin %D 1989 %P 149-155 %V 32 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1989-022-2/ %R 10.4153/CMB-1989-022-2 %F 10_4153_CMB_1989_022_2