10.17185/duepublico/48906 copy citation link
DOI (10.17185/duepublico/48906)
https://doi.org/10.17185/duepublico/48906
URN (urn:nbn:de:hbz:464-20191002-172817-2)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20191002-172817-2