10.48711/20220630-000 copy citation link
DOI (10.48711/20220630-000)
https://doi.org/10.48711/20220630-000
URN (urn:nbn:de:0307-20220630-002-8)
https://nbn-resolving.org/urn:nbn:de:0307-20220630-002-8
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