著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Orlov, D. S. (Dmitriĭ Sergeevich)",Humus acids of soils,,A.A. Balkema,1986,Russian translations series,,9061914531,,https://cir.nii.ac.jp/crid/1130282269142754304