%0 Journal Article %A Yaming Lu %A Yuan Yi %T On the generalization of the D. H. Lehmer problem II %J Acta Arithmetica %D 2010 %P 179-186 %V 142 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa142-2-7/ %R 10.4064/aa142-2-7 %G en %F 10_4064_aa142_2_7