@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00046123,
 author = {工藤, 自助},
 month = {},
 note = {種別: 実習報告},
 title = {二瀬炭山高雄第一坑及高雄第二抗報告書．},
 year = {1904}
}