Buchner, Elmar
Sach, Volker J.
Schmieder, Martin
Funding for this research was provided by:
Stifterverband für die Deutsche Wissenschaft (Project 11050)
Projekt DEAL
Article History
Received: 26 August 2020
Accepted: 30 November 2020
First Online: 17 December 2020
Competing interests
: The authors declare no competing interests.