Pan, Deng
Fan, Bingli
Qi, Xiaowen
Yang, Yulin
Hao, Xiuhong
Funding for this research was provided by:
National Natural Science Foundation of China (51605418)
Natural Science Foundation of Hebei Province (E2016203206)
Doctoral Fund of Yanshan University (B927)
Article History
Received: 7 September 2018
Accepted: 21 January 2019
First Online: 31 January 2019