%0 Journal Article %A Ayyadurai Sankaranarayanan %A Saurabh Kumar Singh %T On the Riesz means of $\frac {n}{\phi (n)}$ – III %J Acta Arithmetica %D 2015 %P 275-286 %V 170 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa170-3-4/ %R 10.4064/aa170-3-4 %G en %F 10_4064_aa170_3_4