%0 Journal Article %A P. Elliott %T A problem of Erdös concerning power residue sums. %J Acta Arithmetica %D 1967 %P 131-149 %V 13 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-13-2-131-149/ %R 10.4064/aa-13-2-131-149 %G en %F 10_4064_aa_13_2_131_149