Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HASHIGUCHI K.,Constitutive equation of elastoplastic materials with elasto-plastic transition,"Jour. Appli. Mech,. ASME",,,1980,102,2,266-272,https://cir.nii.ac.jp/crid/1570291226529506304,