TY - JOUR AU - Donnelly, John TI - A cancellative amenable ascending union of nonamenable semigroups JO - Czechoslovak Mathematical Journal PY - 2011 SP - 687 EP - 690 VL - 61 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10587-011-0039-5/ DO - 10.1007/s10587-011-0039-5 LA - en ID - 10_1007_s10587_011_0039_5 ER -