10.17185/duepublico/71971 copy citation link
DOI (10.17185/duepublico/71971)
https://doi.org/10.17185/duepublico/71971
URN (urn:nbn:de:hbz:464-20200624-160312-3)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20200624-160312-3