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BORIS (Bern Open Repository and Information System, University of Bern)
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Copernicus Publications: E-Journals
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DataCite Metadata Store (German National Library of Science and Technology)
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EPFL Infoscience (Ecole Polytechnique Fédérale Lausanne)
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Natural Environment Research Council: NERC Open Research Archive
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Niedersächsisches Online-Archiv NOA
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