@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00046546,
 author = {武居, 不美丸},
 month = {},
 note = {種別: 実習報告},
 title = {三菱鉱業株式会社高島鉱業所二子坑実習報告書．},
 year = {1931}
}