Zhou, Xinming
Cao, Bobo
Liu, Shuangyue
Sun, Xuejun
Zhu, Xiao
Fu, Hu
Funding for this research was provided by:
the National Natural Science Foundation of China (21203250 and 21206085)
the National Natural Science Foundation of China and the Natural Science Foundation of Shandong Province (21206085 and ZR2010BM024)