E, Weinan
Yu, Bing http://orcid.org/0000-0002-9990-6798
Funding for this research was provided by:
National Natural Science Foundation of China (91130005)
Article History
Received: 24 September 2017
Revised: 25 December 2017
Accepted: 4 January 2018
First Online: 14 February 2018