%0 Journal Article %A Zhang, Deyu %A Zhai, Wenguang %T Mean values of a class of arithmetical functions %J Journal of integer sequences %D 2011 %V 14 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/JIS_2011__14_6_a4/ %G en %F JIS_2011__14_6_a4