Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
3,376
Institute for Marine Research: Brage IMR
798
Directory of Open Access Journals: DOAJ Articles
594
University of Tromsø: Munin Open Research Archive
532
Unknown
458
ScienceDirect (Elsevier - via Crossref)
353
DataCite Metadata Store (German National Library of Science and Technology)
315
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
PubMed Central (PMC)
140
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
130
Defense Technical Information Center: DTIC Technical Reports database
130
NTNU Open Archive (Norwegian University of Science and Technology)
129
Wiley Online Library
127
Copernicus Publications: E-Journals
118
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
110
MDPI Open Access Publishing
105
Polar Research (E-Journal)
89
ScienceDirect (Elsevier)
82
University of Stavanger: UiS Brage
77
Université de Nantes: HAL-UNIV-NANTES
73
DataCite
70
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
64
Niedersächsisches Online-Archiv NOA
61
Natural Environment Research Council: NERC Open Research Archive
60
Cambridge University Press
59
Norsk Polarinstitutt: Brage NP
53
Norwegian Polar Institute: Brage NP
53
Institut national des sciences de l'Univers: HAL-INSU
51
LeibnizOpen (The Leibniz Association)
50
University of Tromsø: Septentrio Academic Publishing
46
NGU Open Archive (Geological Survey of Norway)
45
Aarhus University: Research
43
Informa (via Crossref)
39
SINTEF Open (Brage)
38
Oxford University Press (via Crossref)
37
Max Planck Society: MPG.PuRe
36
University of Copenhagen: Research
36
University of Calgary Journal Hosting
33
University of Southampton: e-Prints Soton
33
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
30
Digital.CSIC (Spanish National Research Council)
28
Informa
26
University of St Andrews: Research Portal
26
Wiley Online Library (via Crossref)
26
ARPI - Archivio della Ricerca dell'Università di Pisa
25
Ghent University Academic Bibliography
23
Wageningen UR (University & Research Centre): Digital Library
23
more ...