TY - JOUR AU - Arno van den Essen AU - Peter van Rossum TI - A class of counterexamples to the Cancellation Problem for arbitrary rings JO - Annales Polonici Mathematici PY - 2001 SP - 89 EP - 93 VL - 76 IS - 1-2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap76-1-8/ DO - 10.4064/ap76-1-8 LA - en ID - 10_4064_ap76_1_8 ER -