@article{oai:repository.dl.itc.u-tokyo.ac.jp:00023490,
 author = {斎藤, 成文},
 issue = {4},
 journal = {生産研究},
 month = {Apr},
 note = {application/pdf},
 pages = {73--78},
 title = {パラメトリック増幅器とその雑音指数},
 volume = {11},
 year = {1959}
}