@article{10_4064_aa170_3_4,
     author = {Ayyadurai Sankaranarayanan and Saurabh Kumar Singh},
     title = {On the {Riesz} means of $\frac {n}{\phi (n)}$ {\textendash} {III}},
     journal = {Acta Arithmetica},
     pages = {275--286},
     publisher = {mathdoc},
     volume = {170},
     number = {3},
     year = {2015},
     doi = {10.4064/aa170-3-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa170-3-4/}
}