@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024052, author = {吉山, 巖}, issue = {8}, journal = {生産研究}, month = {Aug}, note = {application/pdf}, pages = {207--210}, title = {電気標的と電磁オッシログラフおよび実験結果}, volume = {7}, year = {1955} }