@article{oai:repository.dl.itc.u-tokyo.ac.jp:00023060,
 author = {宇宙線観測班},
 issue = {2},
 journal = {生産研究},
 month = {Feb},
 note = {application/pdf},
 pages = {62--64},
 title = {シグマ4型の宇宙線測定},
 volume = {14},
 year = {1962}
}