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Australian National University: ANU Digital Collections
2
BORIS (Bern Open Repository and Information System, University of Bern)
1
Copernicus Publications: E-Journals
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Niedersächsisches Online-Archiv NOA
1
University of Bristol: Bristol Research
1
University of Southampton: e-Prints Soton
1
Unknown
1
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