Zhou, Qingqing
Xia, Rui
Zhang, Chengzhi
Funding for this research was provided by:
Major Projects of National Social Science Fund (No. 13&ZD174)
National Social Science Fund (No. 14BTQ033)
National Natural Science Foundation of China (No. 61305090)
Opening Foundation of Alibaba Research Center for Complex Sciences (No. PD12001003002003)
National Natural Science Foundation of China (No. 61272233)