10.24355/dbbs.084-201510221438-0 copy citation link
DOI (10.24355/dbbs.084-201510221438-0)
https://doi.org/10.24355/dbbs.084-201510221438-0
URN (urn:nbn:de:gbv:084-15102214403)
https://nbn-resolving.org/urn:nbn:de:gbv:084-15102214403
Use and reproduction: All rights reserved