Wang, Lihua
Zhang, Zizhen
Zhao, Jianguo
Ding, Bingjun
Guo, Yong https://orcid.org/0000-0002-4353-6548
Funding for this research was provided by:
Program for New Century Excellent Talents in University (NCET-11-1033)
Key Programs for Science and Technology Development of Datong (201422-5)