@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00044304, author = {木堂, 弘雄}, month = {}, note = {種別: 実習報告}, title = {銅製支柱根元 flounge鎔接構造ノ研究. 神戸三菱. 1938夏}, year = {1939} }