著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) UCHIYAMA Saburo,On the sum $\sum\limits_{n \leqq x} {\frac{{\tilde n}} {{n^2 }}}$,Proceedings of the Japan Academy,0021-4280,日本学士院,1971,47,1,39-41,https://cir.nii.ac.jp/crid/1390282680088536704,https://doi.org/10.3792/pja/1195520107