10.24355/dbbs.084-201511160913-0 copy citation link
DOI (10.24355/dbbs.084-201511160913-0)
https://doi.org/10.24355/dbbs.084-201511160913-0
URN (urn:nbn:de:gbv:084-15111612553)
https://nbn-resolving.org/urn:nbn:de:gbv:084-15111612553
Use and reproduction: All rights reserved