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) Robert Tejedor and Kaveh Edalati and Jose Antonio Benito and Zenji Horita and Jose Maria Cabrera,High-pressure torsion of iron with various purity levels and validation of Hall-Petch strengthening mechanism,Materials Science and Engineering: A,0921-5093,Elsevier BV,2019-01,743,,597-605,https://cir.nii.ac.jp/crid/1360004232382701056,https://doi.org/10.1016/j.msea.2018.11.127