Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
1,428
Institute for Marine Research: Brage IMR
117
University of Tromsø: Munin Open Research Archive
102
Directory of Open Access Journals: DOAJ Articles
75
Unknown
65
Zenodo
56
PANGAEA - Data Publisher for Earth & Environmental Science
42
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
31
University of Bergen: Bergen Open Research Archive (BORA-UiB)
30
HighWire Press (Stanford University)
29
Dryad Digital Repository (Duke University)
23
NGU Open Archive (Geological Survey of Norway)
20
ScienceDirect (Elsevier - via Crossref)
20
PubMed Central (PMC)
19
Norwegian Institute for Nature Research: Brage NINA
18
University of Stavanger: UiS Brage
18
University of Tromsø: Septentrio Academic Publishing
18
Defense Technical Information Center: DTIC Technical Reports database
17
Wiley Online Library (via Crossref)
17
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
16
Copernicus Publications: E-Journals
14
RePEc (Research Papers in Economics)
14
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
13
Wiley Online Library
13
CyberLeninka (Scientific Electronic Library)
12
Université de Nantes: HAL-UNIV-NANTES
12
Digital.CSIC (Spanish National Research Council)
11
MDPI Open Access Publishing
11
NTNU Open Archive (Norwegian University of Science and Technology)
11
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
11
Cambridge University Press
10
Institut national des sciences de l'Univers: HAL-INSU
10
Arctic Review on Law and Politics
9
Natural Environment Research Council: NERC Open Research Archive
9
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
9
Frontiers: Figshare
8
Polar Research (E-Journal)
8
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
7
SAGE Publications (via Crossref)
7
University of Calgary Journal Hosting
7
University of Southern Denmark Research Portal
7
Aarhus University: Research
6
NHH Brage Open institutional repository (Norwegian School of Economics)
6
Norwegian Institute for Water research: NIVA Open Access Archive (Brage)
6
Open archive Norwegian University of Life Sciences: Brage NMBU
6
ScholarsArchive@OSU (Oregon State University)
6
Springer Nature (via Crossref)
6
HAL Sorbonne Université
5
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
5
Marine Institute Open Access Repository
5
more ...