@misc{oai:repository.dl.itc.u-tokyo.ac.jp:00046045,
 author = {山岡, 慎一},
 month = {},
 note = {種別: 実習報告},
 title = {（見学報告）． 板橋火薬製造所板橋工場． 大10},
 year = {1922}
}