%0 Journal Article %A E. Bombieri %A J. Mueller %A M. Poe %T The unit equation and the cluster principle %J Acta Arithmetica %D 1997 %P 361-389 %V 79 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-79-4-361-389/ %R 10.4064/aa-79-4-361-389 %G en %F 10_4064_aa_79_4_361_389