Long-Term Observations of the Thermospheric 6 h Oscillation Revealed by an Incoherent Scatter Radar over Arecibo. - Gong, Yun; Ding, Yaxuan; Chen, Xinkun; Zhang, Shaodong; Zhou, Qihou; Ma, Zheng; Luo, Jiahui (Remote Sensing, 2023)