Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
3,685
DataCite Metadata Store (German National Library of Science and Technology)
1,129
Institute for Marine Research: Brage IMR
906
Directory of Open Access Journals: DOAJ Articles
610
University of Tromsø: Munin Open Research Archive
541
ScienceDirect (Elsevier - via Crossref)
484
Unknown
463
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
213
Springer Nature (via Crossref)
185
HighWire Press (Stanford University)
175
University of Bergen: Bergen Open Research Archive (BORA-UiB)
170
Wiley Online Library
160
Wiley Online Library (via Crossref)
153
PubMed Central (PMC)
138
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
131
Defense Technical Information Center: DTIC Technical Reports database
130
NTNU Open Archive (Norwegian University of Science and Technology)
129
Copernicus Publications: E-Journals
122
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
122
Polar Research (E-Journal)
109
MDPI Open Access Publishing
105
Oxford University Press (via Crossref)
101
ScienceDirect (Elsevier)
98
Cambridge University Press
94
Institut national des sciences de l'Univers: HAL-INSU
89
University of Stavanger: UiS Brage
85
Oxford University Press
82
Université de Nantes: HAL-UNIV-NANTES
73
Niedersächsisches Online-Archiv NOA
67
Zenodo
66
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
65
Informa (via Crossref)
65
Natural Environment Research Council: NERC Open Research Archive
60
Aarhus University: Research
56
LeibnizOpen (The Leibniz Association)
53
Norsk Polarinstitutt: Brage NP
53
Norwegian Polar Institute: Brage NP
53
NGU Open Archive (Geological Survey of Norway)
50
Technical University of Denmark: DTU Orbit
48
Max Planck Society: MPG.PuRe
47
University of Copenhagen: Research
46
University of Tromsø: Septentrio Academic Publishing
46
SINTEF Open (Brage)
45
HAL Sorbonne Université
37
University of Calgary Journal Hosting
33
University of Southampton: e-Prints Soton
33
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
33
ARPI - Archivio della Ricerca dell'Università di Pisa
30
Canadian Science Publishing (via Crossref)
30
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
30
more ...