%0 Journal Article %A Wenguang Zhai %T On higher-power moments of ${\mit\Delta } (x)$ %J Acta Arithmetica %D 2004 %P 367-395 %V 112 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa112-4-4/ %R 10.4064/aa112-4-4 %G en %F 10_4064_aa112_4_4