@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00010576, author = {永井, 幸彦 and 藤井, 義六}, month = {}, note = {種別:卒業論文}, title = {過歪ヲ与ヘタル軟鋼ノ衝撃試験}, year = {1934} }