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) A. F. Bouwman,Direct emission of nitrous oxide from agricultural soils,Nutrient Cycling in Agroecosystems,1385-1314,Springer Science and Business Media LLC,1996,46,1,53-70,https://cir.nii.ac.jp/crid/1362544419342292736,https://doi.org/10.1007/bf00210224