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) HASHIGUCHI K.,Plastic constitutive equations of granular materials,"Proc. US-Japan Seminar Continuum Mech. Stast. Appr. Mech. Granular Materials, Sendai, 1978",,,1978,,,321-329,https://cir.nii.ac.jp/crid/1571698600020803584,