Li, Jun
Zou, Mingxiang
Dou, Qingya
Hu, Yongmei
Wang, Haichen
Yan, Qun
Liu, Wen’ en
Funding for this research was provided by:
Hunan Development and Reform Investment [2012] (No.1493)
Development and Reform Commission of the Hunan Province (14JJ7003)
Hunan Development and Reform Investment [2014] (No.658)