Wang, Zhaoqiang
Yang, Jian
Wu, Mingen
He, Gan
Wang, Qilei
Funding for this research was provided by:
National Natural Science Foundation of China (51505272)
Natural Science Foundation of Hebei Province (E2015507037)
Article History
Received: 1 June 2017
Revised: 2 August 2017
Accepted: 3 August 2017
First Online: 16 August 2017