Knopf, Burkhard http://orcid.org/0000-0003-0053-1533
RĂ¼del, Heinz http://orcid.org/0000-0002-4175-4787
Hansknecht, Dirk
Klawonn, Thorsten
Kreuzer, Knut
Funding for this research was provided by:
Cefic
CONCAWE
Eurofer
Euromines
Article History
Received: 23 July 2020
Accepted: 10 December 2020
First Online: 17 December 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Not applicable.
: Not applicable.
: Not applicable.