Einum, Sigurd
Bech, Claus
Kielland, Øystein Nordeide
Funding for this research was provided by:
Norges Forskningsråd (230482)
Norges Teknisk-Naturvitenskapelige Universitet
Article History
Received: 2 September 2021
Accepted: 24 November 2021
First Online: 8 December 2021
Competing interests
: The authors declare no competing interests.