10.17185/duepublico/48879 copy citation link
DOI (10.17185/duepublico/48879)
https://doi.org/10.17185/duepublico/48879
URN (urn:nbn:de:hbz:464-20191002-163136-9)
https://nbn-resolving.org/urn:nbn:de:hbz:464-20191002-163136-9