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) D. C. Drucker,"Plasticity theory strength-differential(SD) phenomenon, and volume expansion in metals and plastics",Metallurgical Transactions,0026-086X,Springer Science and Business Media LLC,1973-03,4,3,667-673,https://cir.nii.ac.jp/crid/1363388845379495040,https://doi.org/10.1007/bf02643073