[7] Weifeng Xue, Wei Chen, Yang Li et al. Science of the Total Environment, 701, 134979(2020).
[8] Rui Sun, Wenyu Zhang, Guanyu Wang et al. Applied Soft Computing Journal, 86, 105942(2020).
[9] Xin Li, Kim D W Nathan, Qiang He et al. Information Fusion, 55, 207(2020).