[2] Peng N B, Zhang Y X, Zhao Y H, et al. Monthly Notices of the Royal Astronomical Society, 2012, 425(4): 2599.
[4] Shi F, Liu Y Y, Sun G L, et al. Monthly Notices of the Royal Astronomical Society, 2015, 453(1): 122.
[5] Liu Z B. Journal of Astrophysics and Astronomy, 2016, 37(2): 9.
[6] Jayadeva R K, Khemchandani R, Chandra S. IEEE Transactions on Pattern Analysis and Machine Intelligence, 2007, 29(5): 905.