Li, C. Y.
Chen, Y.
Wang, B.
Ruan, G. P.
Feng, S. W.
Du, G. H.
Kong, X. L.
Funding for this research was provided by:
National Natural Science Foundation of China (41331068, 11503014, U1431103, U13311013)
Key Laboratory of Solar Activity of Chinese Academy of Sciences (CAS) (KLSA201602)