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) "Okayasu, T. and Takeuchi, K.",Classification of the size distribution of soil aggregates in arid and semi-arid regions in East Asia,Journal of environmental information science,,社団法人環境情報科学センター,2004,32,5,63-70,https://cir.nii.ac.jp/crid/1050845764037215744,