@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024317,
 author = {渡辺, 要 and 石井, 聖光},
 issue = {7},
 journal = {生産研究},
 month = {Jul},
 note = {application/pdf},
 pages = {155--158},
 title = {ブラウン管直視型生研式残響計},
 volume = {5},
 year = {1953}
}