10.17185/duepublico/71246 copy citation link
DOI (10.17185/duepublico/71246)
https://doi.org/10.17185/duepublico/71246
URN (urn:nbn:de:hbz:464-20200121-152829-6)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20200121-152829-6