@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00010536, author = {江頭, 健 and 古賀, 正巳}, month = {}, note = {種別:卒業論文}, title = {電気溶接部ニ於ケル欠点ヲ見出ス方法}, year = {1932} }