@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024510,
 author = {豐田, 正敏},
 issue = {4},
 journal = {生産研究},
 month = {Apr},
 note = {application/pdf},
 pages = {140--145},
 title = {特集 交流計算盤 : 交流計算盤 : The A.C. Network Analyzer},
 volume = {4},
 year = {1952}
}