Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
59,847
University of Tromsø: Munin Open Research Archive
1,791
Directory of Open Access Journals: DOAJ Articles
530
PubMed Central (PMC)
287
Unknown
253
PANGAEA - Data Publisher for Earth & Environmental Science
203
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
175
Springer Nature (via Crossref)
160
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
138
Wiley Online Library (via Crossref)
120
NTNU Open Archive (Norwegian University of Science and Technology)
107
ScienceDirect (Elsevier - via Crossref)
91
Copernicus Publications: E-Journals
90
University of Tromsø: Septentrio Academic Publishing
90
Niedersächsisches Online-Archiv NOA
83
LeibnizOpen (The Leibniz Association)
81
NGU Open Archive (Geological Survey of Norway)
75
HighWire Press (Stanford University)
74
Institute for Marine Research: Brage IMR
73
Institut national des sciences de l'Univers: HAL-INSU
72
Arctic Council Repository
68
Zenodo
68
University of Bergen: Bergen Open Research Archive (BORA-UiB)
65
Australian Catholic University: ACU Research Bank
62
Ovid
57
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
53
OsloMet (Oslo Metropolitan University): ODA (Open Digital Archive)
53
Oxford University Press (via Crossref)
53
Wiley Online Library
53
Norwegian Institute of Public Health Open Repository (Brage)
52
Université de Nantes: HAL-UNIV-NANTES
50
BioMed Central
49
Dove Medical Press
42
Aarhus University: OJS at The State and University Library
35
Tidsskrift.dk (The Royal Library, Denmark)
35
Max Planck Society: MPG.PuRe
34
SAGE Publications (via Crossref)
34
University of Leicester: Leicester Research Archive (LRA)
34
University of Leicester: Figshare
33
Cambridge University Press
32
Norwegian Institute for Nature Research: Brage NINA
32
Fiskeridirektoratet (Brage FISK)
31
Ovid (via Crossref)
31
Scandinavian University Press (via Crossref)
31
Biodiversity Heritage Library (BHL)
30
Frontiers: Figshare
30
OpenEdition
30
Oxford University Press
30
ScienceDirect (Elsevier)
29
Norsk Polarinstitutt: Brage NP
27
more ...