TY - JOUR AU - Grubb, D. J. TI - U-Sets in Compact, 0-Dimensional, Metric Groups JO - Canadian mathematical bulletin PY - 1989 SP - 149 EP - 155 VL - 32 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1989-022-2/ DO - 10.4153/CMB-1989-022-2 ID - 10_4153_CMB_1989_022_2 ER -