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) Thomas M. Hamill and Jeffrey S. Whitaker and Chris Snyder,Distance-Dependent Filtering of Background Error Covariance Estimates in an Ensemble Kalman Filter,Monthly Weather Review,0027-0644,American Meteorological Society,2001-11,129,11,2776-2790,https://cir.nii.ac.jp/crid/1362262944423536384,https://doi.org/10.1175/1520-0493(2001)129<2776:ddfobe>2.0.co;2