10.24355/dbbs.084-202007081510-0 copy citation link
URN (urn:nbn:de:gbv:084-2020071410491)
https://nbn-resolving.org/urn:nbn:de:gbv:084-2020071410491
DOI (10.24355/dbbs.084-202007081510-0)
https://doi.org/10.24355/dbbs.084-202007081510-0
Use and reproduction: