@misc{oai:nipr.repo.nii.ac.jp:00014205,
 author = {Zhang, Qing-He and Jin, Yu-Yan and Xing, Zan-Yang and Mccrea, Ian},
 month = {May},
 note = {18th EISCAT symposium
Session E4: Aurora and airglow
May 30 (Tue), National Institute for Japanese Language},
 title = {The evolution characteristics of polar patches in the nightside ionosphere: multi-instrument observations},
 year = {2017}
}