TY - JOUR AU - Jan Turk TI - On the difference between perfect powers JO - Acta Arithmetica PY - 1985 SP - 289 EP - 307 VL - 45 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-45-4-289-307/ DO - 10.4064/aa-45-4-289-307 LA - en ID - 10_4064_aa_45_4_289_307 ER -