@article{oai:nipr.repo.nii.ac.jp:00006598,
 author = {MAENO, Hideo and OHTSUKA, Atsushi},
 journal = {JARE data reports. Ionosphere, JARE data reports. Ionosphere},
 month = {Mar},
 note = {P(論文)},
 pages = {1--98},
 title = {RIOMETER RECORDS OF 30MHz COSMIC NOISE AT SYOWA STATION, ANTARCTICA IN 1988},
 volume = {42},
 year = {1990}
}