@article{oai:nipr.repo.nii.ac.jp:00006614, author = {OHTAKA, Kazuhiro and IGARASHI, Kiyoshi}, journal = {JARE data reports. Ionosphere, JARE data reports. Ionosphere}, month = {Mar}, note = {P(論文)}, pages = {1--34}, title = {RECORDS OF RADIO AURORA AT SYOWA STATION, ANTARCTICA IN 1990}, volume = {46}, year = {1992} }