10.17185/duepublico/70458 copy citation link
DOI (10.17185/duepublico/70458)
https://doi.org/10.17185/duepublico/70458
URN (urn:nbn:de:hbz:464-20190821-145509-2)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20190821-145509-2