10.24355/dbbs.084-200901090100-7 copy citation link
DOI (10.24355/dbbs.084-200901090100-7)
https://doi.org/10.24355/dbbs.084-200901090100-7
URN (urn:nbn:de:gbv:084-22907)
https://nbn-resolving.org/urn:nbn:de:gbv:084-22907
Use and reproduction: