Xi, Yu-Xing
Cheng, Wei-Wen
Huang, Yan-Xia
Funding for this research was provided by:
the Major Research Plan of the National Natural Science Foundation of China (2012CB922100)
the Natural Science Foundation of Hubei Province, China (2011CDC010)
the Scientific Research Foundation of the Higher Education Institutions of Hubei Province, China (D20092204)