@misc{oai:nipr.repo.nii.ac.jp:00011929,
 author = {Septi, Perwitasari and Takeshi, Sakanoi and Yuichi, Otsuka and Atsushi, Yamazaki and Yuta, Hozumi and Akinori, Saito},
 month = {Nov},
 note = {第6回極域科学シンポジウム
分野横断型セッション：[IM] 横断　中層大気・熱圏
11月17日（火）　統計数理研究所 セミナー室2（D304）},
 title = {3-years Occurrence Variability of Concentric Gravity Waves in the Mesopause Observed by IMAP/VISI},
 year = {2015}
}