Schöllhammer, D. http://orcid.org/0000-0002-9285-5561
Fries, T. P. http://orcid.org/0000-0003-1210-1557
Funding for this research was provided by:
Graz University of Technology
Article History
Received: 28 May 2018
Accepted: 14 November 2018
First Online: 29 November 2018