Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Idohara Osamu and Hiyama Youhei and Misaka Yoshitaka and Takaki Setsuo and Tsuchiyama Toshihiro,Estimation of True Hardness and Quantitative Evaluation of Auto-Tempering in As-Quenched Martensitic Steels,Tetsu-to-Hagane,0021-1575,The Iron and Steel Institute of Japan,2024-03-01,110,4,376-384,https://cir.nii.ac.jp/crid/1390299318867355136,https://doi.org/10.2355/tetsutohagane.tetsu-2023-107