2Chen G, Zhao Z Y. lonosheric Doppler and echo phase meas- ured by the wuhan ionospheric oblique baekseattering sounding System pherie[J]. Radio Science, 2007,42(2):131-138.
3Chen G, Zhao Z Y, Zhu G Q, et al. The wuhan ionospheric sounding systems[ J ]. IEEE Geoseienee and Remote Sensing Letters, 2009,6 ( 4 ) : 748-751.
4Bland E C, Mcdonald A J, Larguier S. Determination of i- onospheric parameters in real time using super DARN HF ra- dars[ J ]. Journal of Geophysical Resarch-Space Physics, 2014,119(7) : 5830-5846.
5Yeoman T K, Chisham G, Baddeley L J, et al. Mapping iono- spheric backscatter measured by the SuperDARN HF radars- Part 2: Assessing superDARN virtual height models [ J ]. Annales Geophysicae, 2008, 26(4): 843-852.