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) M. Schnitzer,Chapter 1 Humic Substances: Chemistry and Reactions,Developments in Soil Science,0166-2481,Elsevier,1978,,,1-64,https://cir.nii.ac.jp/crid/1363670320800107008,https://doi.org/10.1016/s0166-2481(08)70016-3