Zheng, Shuzhuan
Liu, Rong
Yang, Lijian
Härdle, Wolfgang K.
Funding for this research was provided by:
Jiangsu Specially-Appointed Professor Program (SR10700111)
Jiangsu Key Discipline Program (ZY107002, ZY107992)
National Natural Science Foundation of China (11371272)
Research Fund for the Doctoral Program of Higher Education of China (20133201110002)
National Science Foundation (DMS 0706518, DMS 1007594)
Deutsche Forschungsgemeinschaft (SFB 649)
International Research Training Group (1792)
Article History
Received: 29 September 2014
Accepted: 14 January 2016
First Online: 23 April 2016