Hillen, Sven https://orcid.org/0000-0002-9417-3951
Kuhlmann, Jessica https://orcid.org/0009-0002-5087-6417
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (438577023)
Universität Siegen
Article History
Received: 24 October 2025
Revised: 18 December 2025
Accepted: 2 January 2026
First Online: 13 February 2026
Conflict of interest
: S. Hillen and J. Kuhlmann declare that they have no competing interests.