TY - JOUR AU - Jaworski, Wojciech TI - Countable Amenable Identity Excluding Groups JO - Canadian mathematical bulletin PY - 2004 SP - 215 EP - 228 VL - 47 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2004-021-1/ DO - 10.4153/CMB-2004-021-1 ID - 10_4153_CMB_2004_021_1 ER -