Yushan, Zhang
Han, Huang
Zhifeng, Hao
Guiwu, Hu
Funding for this research was provided by:
Humanity and Social Science Youth Foundation of Ministry of Education of China (14YJCZH216)
National Natural Science Foundation of China (61370102, 61370177)
Guangdong Natural Science Foundation (2014A030306050, 2015A030310304)
Fundamental Research Funds for the Central Universities (2015PT022)