10.17185/duepublico/71212 copy citation link
DOI (10.17185/duepublico/71212)
https://doi.org/10.17185/duepublico/71212
URN (urn:nbn:de:hbz:464-20200221-115256-0)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20200221-115256-0