@article{oai:nipr.repo.nii.ac.jp:00006473,
 author = {ニシムタ, イチゾウ and ヤブウマ, ヒサシ and NISHIMUTA, Ichizo and YABUUMA, Hisashi},
 journal = {JARE data reports. Ionosphere, JARE data reports. Ionosphere},
 month = {Sep},
 note = {P(論文)},
 pages = {1--74},
 title = {Riometer Records of 30 MHz Cosmic Noise at Syowa Station, Antarctica in 1973},
 volume = {11},
 year = {1974}
}