Zhang, Yuanjing http://orcid.org/0000-0002-1496-5490
Wu, Yaoguo
Sun, Jichao
Hu, Sihai
Zhang, Yuxi
Xiang, Xiaoping
Funding for this research was provided by:
Natural Science Foundation of Hebei Province (D2015504010)
China Geological Survey (DD20160308)
the National Natural Science Foundation of China (41502240)
Natural Science Basic Research Plan in Shaanxi Province of China (2017JM4005)
Fundamental Research Funds for the Central Universities (3102017zy056)
Article History
Received: 30 October 2017
Accepted: 20 March 2018
First Online: 2 April 2018