10.17185/duepublico/48875 copy citation link
DOI (10.17185/duepublico/48875)
https://doi.org/10.17185/duepublico/48875
URN (urn:nbn:de:hbz:464-20190927-140714-7)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20190927-140714-7