@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00045387,
 author = {吉田, 正勝},
 month = {},
 note = {種別: 実習報告},
 title = {三井鑛山三池鑛業所、東洋電機製造株式會社},
 year = {1935}
}