Besser, Bert
Poloczek, Matthias
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (SCHN 503/6-1)
Alexander von Humboldt-Stiftung (Supported within the Feodor Lynen program)
National Science Foundation (CCF-1115256)
Article History
Received: 12 February 2015
Accepted: 27 August 2015
First Online: 18 September 2015