Haufe, Stefan
Ewald, Arne
Funding for this research was provided by:
European Research Council (PIOF-GA-2013-625991)
Deutsche Forschungsgemeinschaft (SFB 936/Z3)
Bundesministerium für Bildung und Forschung (031A130)
Article History
Received: 30 December 2015
Accepted: 17 May 2016
First Online: 2 June 2016