@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00046626,
 author = {天野, 正武},
 month = {},
 note = {種別: 実習報告},
 title = {三井田川鉱業所第三坑及ビ伊田斜坑報告．},
 year = {1935}
}