Wang, Chen
Agrawal, Shobhit
Laudien, Jürgen
Häussermann, Vreni
Held, Christoph
Funding for this research was provided by:
Chinese Scholarship Council (2009633009)
National Science Foundation (OPP 01-32032)
Article History
Received: 17 August 2016
Accepted: 21 November 2016
First Online: 1 December 2016