10.17185/duepublico/71195 copy citation link
DOI (10.17185/duepublico/71195)
https://doi.org/10.17185/duepublico/71195
URN (urn:nbn:de:hbz:464-20200220-145400-0)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20200220-145400-0