TY - JOUR AU - Bennett, Michael A. TI - Differences between Perfect Powers JO - Canadian mathematical bulletin PY - 2008 SP - 337 EP - 347 VL - 51 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2008-034-8/ DO - 10.4153/CMB-2008-034-8 ID - 10_4153_CMB_2008_034_8 ER -