Ladage, Stefan
Blumenberg, Martin
Franke, Dieter
Bahr, Andreas
Lutz, Rüdiger
Schmidt, Sandro
Funding for this research was provided by:
Bundesanstalt für Geowissenschaften und Rohstoffe (BGR)
Article History
Received: 22 February 2021
Accepted: 10 May 2021
First Online: 1 June 2021
Competing interests
: The authors declare no competing interests.