Zhou, Lingling
Xu, Yan
Zhang, Zhimin
Cao, Waixiang
Funding for this research was provided by:
National Natural Science Foundation of China (11371342, 11526212)
National Science Foundation (DMS-1419040)
National Natural Science Foundation of China (91430216, 11471031)
Article History
Received: 20 July 2016
Revised: 18 December 2016
Accepted: 12 January 2017
First Online: 27 January 2017