Lei, Bin-bin
Duan, Xue-chao
Bao, Hong
Xu, Qian
Funding for this research was provided by:
Xinjiang Astronomical Observatory, China (2014KL012)
Major State Basic Research Development Program of China (2015CB857100)
National Natural Science Foundation of China (51490660, 51405362)
Fundamental Research Funds for the Central Universities, China (SPSY021401)