Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Megumi Kawasaki and Roberto B. Figueiredo and Yi Huang and Terence G. Langdon,Interpretation of hardness evolution in metals processed by high-pressure torsion,Journal of Materials Science,0022-2461,Springer Science and Business Media LLC,2014-05-09,49,19,6586-6596,https://cir.nii.ac.jp/crid/1363107371240845440,https://doi.org/10.1007/s10853-014-8262-8