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) Tobias Bothwell and Dhruv Kedar and Eric Oelker and John M Robinson and Sarah L Bromley and Weston L Tew and Jun Ye and Colin J Kennedy,JILA SrI optical lattice clock with uncertainty of $2.0 \times 10^{-18}$,Metrologia,0026-1394,IOP Publishing,2019-10-10,56,6,065004,https://cir.nii.ac.jp/crid/1360292620234141312,https://doi.org/10.1088/1681-7575/ab4089