@article{10_4064_aa_40_2_143_153,
     author = {Tadashige Okada},
     title = {On a certain infinite series for a periodic arithmetical function},
     journal = {Acta Arithmetica},
     pages = {143--153},
     publisher = {mathdoc},
     volume = {40},
     number = {2},
     year = {1981},
     doi = {10.4064/aa-40-2-143-153},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-40-2-143-153/}
}