Content Provider
Directory of Open Access Journals: DOAJ Articles
66
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
47
Unknown
41
DataCite Metadata Store (German National Library of Science and Technology)
33
Natural Environment Research Council: NERC Open Research Archive
30
ScienceDirect (Elsevier - via Crossref)
29
Niedersächsisches Online-Archiv NOA
28
Australian National University: ANU Digital Collections
22
Cambridge University Press
21
LeibnizOpen (The Leibniz Association)
19
Springer Nature (via Crossref)
15
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
13
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
12
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
11
Université de Nantes: HAL-UNIV-NANTES
9
Ghent University Academic Bibliography
8
Utrecht University Repository
8
National Institute of Polar Research Repository, Japan
7
University of Tasmania: UTas ePrints
7
Wiley Online Library (via Crossref)
7
RWTH Aachen University: RWTH Publications
6
eCite UTAS (University of Tasmania)
6
BORIS (Bern Open Repository and Information System, University of Bern)
5
Institut national des sciences de l'Univers: HAL-INSU
5
National Institute of Oceanography, India: Digital Repository Service (DRS@nio)
5
ScienceDirect (Elsevier)
5
University of Bergen: Bergen Open Research Archive (BORA-UiB)
5
University of Copenhagen: Research
5
Université Grenoble Alpes: HAL
5
Vrije Universiteit Brussel (VUB): Research Output
5
Curtin University: espace
4
GEO-LEOe-docs (FID GEO)
4
Macquarie University Research Portal
4
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
4
DIAL@UCLouvain (Université catholique de Louvain)
3
DIAL@USL-B (Université Saint-Louis, Bruxelles)
3
Durham University: Durham Research Online
3
Frontiers (Publisher)
3
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
3
Georg-August-Universität Göttingen: GoeScholar
3
HELDA – University of Helsinki Open Repository
3
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
3
Oxford University Press
3
University of Glasgow: Enlighten - Publications
3
University of St Andrews: Research Portal
3
Aarhus University: Research
2
Anagrafe della Ricerca d'Ateneo (Universitá degli studi Roma Tre)
2
Cologne University: KUPS
2
Columbia University: Academic Commons
2
HAL Sorbonne Université
2
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