%0 Journal Article %A Sander R. Dahmen %A Samir Siksek %T Perfect powers expressible as sums of two fifth or seventh powers %J Acta Arithmetica %D 2014 %P 65-100 %V 164 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa164-1-5/ %R 10.4064/aa164-1-5 %G en %F 10_4064_aa164_1_5