Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
125
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
91
DataCite
65
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
30
DataCite Metadata Store (German National Library of Science and Technology)
12
Copernicus Publications: E-Journals
10
CentAUR: Central Archive at the University of Reading
6
Niedersächsisches Online-Archiv NOA
6
Publication Server of Tier University (OPUS)
6
Polar Research (E-Journal)
4
German Aerospace Center: elib - DLR electronic library
3
PubMed Central (PMC)
3
EPFL Infoscience (Ecole Polytechnique Fédérale Lausanne)
2
Natural Environment Research Council: NERC Open Research Archive
2
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
2
ScienceDirect (Elsevier - via Crossref)
2
Springer Nature (via Crossref)
2
University of Southampton: e-Prints Soton
2
University of Victoria (Canada): UVicDSpace
2
Zenodo
2
IEEE Publications
1
Informa
1
Informa (via Crossref)
1
Institutional Repository of Leibniz Universität Hannover
1
McGill University: eScholarship@McGill
1
NORA (National aggregator of open repositories of Russian universities)
1
Polar Research
1
ScienceDirect (Elsevier)
1
University of California Press (via Crossref)
1
University of California: eScholarship
1
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
1