Content Provider
University of Tromsø: Munin Open Research Archive
1,035
Directory of Open Access Journals: DOAJ Articles
551
PubMed Central (PMC)
277
DataCite Metadata Store (German National Library of Science and Technology)
263
Unknown
192
Springer Nature (via Crossref)
153
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
121
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
119
PANGAEA - Data Publisher for Earth & Environmental Science
110
Copernicus Publications: E-Journals
92
Niedersächsisches Online-Archiv NOA
86
LeibnizOpen (The Leibniz Association)
76
HighWire Press (Stanford University)
74
ScienceDirect (Elsevier - via Crossref)
72
University of Tromsø: Septentrio Academic Publishing
70
Arctic Council Repository
67
Institut national des sciences de l'Univers: HAL-INSU
62
NTNU Open Archive (Norwegian University of Science and Technology)
62
Dove Medical Press
57
Institute for Marine Research: Brage IMR
57
Wiley Online Library (via Crossref)
53
BioMed Central
49
University of Bergen: Bergen Open Research Archive (BORA-UiB)
46
Norwegian Institute of Public Health Open Repository (Brage)
43
Université de Nantes: HAL-UNIV-NANTES
43
Cambridge University Press
32
SAGE Publications (via Crossref)
31
University of Leicester: Leicester Research Archive (LRA)
31
Oxford University Press (via Crossref)
30
Ovid
29
ScienceDirect (Elsevier)
27
Biodiversity Heritage Library (BHL)
25
MDPI Open Access Publishing
23
Jultika - University of Oulu repository
20
National Institute of Polar Research Repository, Japan
20
Ovid (via Crossref)
20
The BMJ
20
Informa (via Crossref)
19
Zenodo
19
London School of Hygiene & Tropical Medicine: LSHTM Research Online
17
NTNU Open Access Journals (Norwegian University of Science and Technology)
17
Norsk Polarinstitutt: Brage NP
17
Norwegian Polar Institute: Brage NP
17
DataverseNO
16
Oxford University Press
15
Apollo - University of Cambridge Repository
14
Lancaster University: Lancaster Eprints
14
NGU Open Archive (Geological Survey of Norway)
14
OsloMet (Oslo Metropolitan University): ODA (Open Digital Archive)
13
The BMJ (via Crossref)
12
more ...