Gong, Yuezheng
Liu, Xinfeng
Wang, Qi
Funding for this research was provided by:
National Science Foundation (DMS-1200487, DMS-1517347)
Air Force Office of Scientific Research (FA9550-12-1-0178)
National Science Foundation (DMS-1308948)
SC EPSCOR GEAR award
Article History
Received: 5 January 2016
Revised: 4 April 2016
Accepted: 13 May 2016
First Online: 25 May 2016