TY - JOUR AU - Truss, J. K. TI - The Failure of Cancellation Laws for Equidecomposability Types JO - Canadian journal of mathematics PY - 1990 SP - 590 EP - 606 VL - 42 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1990-031-5/ DO - 10.4153/CJM-1990-031-5 ID - 10_4153_CJM_1990_031_5 ER -