@article{oai:nipr.repo.nii.ac.jp:00006499, author = {OSE, Masami and YAMAKOSHI, Akihisa and SASAKI, Tsutomu}, journal = {JARE data reports. Ionosphere, JARE data reports. Ionosphere}, month = {Nov}, note = {P(論文)}, pages = {1--87}, title = {RIOMETER RECORDS OF 30MHz COSMIC NOISE AT SYOWA STATION, ANTARCTICA IN 1976}, volume = {17}, year = {1977} }