@article{oai:repository.dl.itc.u-tokyo.ac.jp:00022219,
 author = {安田, 靖彦 and 野辺田, 繁},
 issue = {10},
 journal = {生産研究},
 month = {Oct},
 note = {application/pdf},
 pages = {517--518},
 title = {研究速報 : 高密度符号伝送の一方式},
 volume = {20},
 year = {1968}
}