@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00014042, author = {俵, 信次}, month = {}, note = {種別:卒業論文}, title = {鋼の焼入ニ於ケル冷却速度ノ組織ニ及ボス影響ニ就イテ}, year = {1929} }