@article{oai:nipr.repo.nii.ac.jp:00006726, author = {Oku, Masanoshin and Nozaki, Kenro}, journal = {JARE data reports. Ionosphere, JARE data reports. Ionosphere}, month = {Mar}, note = {P(論文)}, pages = {1--124}, title = {Radio Observation Data at Syowa Station, Antarctic during 2003}, volume = {74}, year = {2005} }