Song, Yun
Yang, Gaobo
Xie, Hongtao
Zhang, Dengyong
Xingming, Sun
Funding for this research was provided by:
Hunan Province Science and Technology Planning Project (2014FJ6047, 2014GK3030)
Science Research Key Project of the Education Department of Hunan Province (13A107)
Changsha Science and Technology Planning Project (K1403028-11)