Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 平 修二 and 鈴木 房幸 and 山口 勝,Relaxation of 21/4 Cr-1 Mo Steel,Journal of the Society of Mechanical Engineers,00290270,The Japan Society of Mechanical Engineers,1962,65,516,185,https://cir.nii.ac.jp/crid/1390001205917384832,https://doi.org/10.1299/jsmemag.65.516_185_2