@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024647,
 author = {安達, 芳夫},
 issue = {7},
 journal = {生産研究},
 month = {Jul},
 note = {application/pdf},
 pages = {260--262},
 title = {受信眞空管の壽命},
 volume = {3},
 year = {1951}
}