Schmidt, Mario http://orcid.org/0000-0002-7528-2677
Funding for this research was provided by:
Hochschule Pforzheim - Gestaltung, Technik, Wirtschaft und Recht
Article History
Received: 8 April 2020
Revised: 8 April 2020
Accepted: 20 April 2020
First Online: 18 May 2020
Conflict of interest
: M. Schmidt declares that he has no competing interests.