@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024213,
 author = {富永, 五郎 and 長谷川, 伸 and 宮本, 達也},
 issue = {5},
 journal = {生産研究},
 month = {May},
 note = {application/pdf},
 pages = {115--117},
 title = {差動ピラニゲージ型リークデテクター},
 volume = {6},
 year = {1954}
}