10.58144/20220630-003 copy citation link
DOI (10.58144/20220630-003)
https://doi.org/10.58144/20220630-003
URN (urn:nbn:de:101:1-201308138978)
https://nbn-resolving.org/urn:nbn:de:101:1-201308138978
Use and reproduction: All rights reserved