Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
2,672
PANGAEA - Data Publisher for Earth & Environmental Science
2,565
Directory of Open Access Journals: DOAJ Articles
1,593
Unknown
956
University of Tromsø: Munin Open Research Archive
798
Copernicus Publications: E-Journals
623
ScienceDirect (Elsevier - via Crossref)
572
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
527
LeibnizOpen (The Leibniz Association)
461
Niedersächsisches Online-Archiv NOA
449
Springer Nature (via Crossref)
412
Institut national des sciences de l'Univers: HAL-INSU
378
Cambridge University Press
353
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
339
Wiley Online Library
335
Université de Nantes: HAL-UNIV-NANTES
320
PubMed Central (PMC)
310
NTNU Open Archive (Norwegian University of Science and Technology)
300
Polar Research (E-Journal)
299
Norsk Polarinstitutt: Brage NP
284
Norwegian Polar Institute: Brage NP
273
Aarhus University: Research
270
University of Bergen: Bergen Open Research Archive (BORA-UiB)
264
Wiley Online Library (via Crossref)
259
Zenodo
235
Informa (via Crossref)
218
MDPI Open Access Publishing
183
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
157
University of Copenhagen: Research
154
National Institute of Polar Research Repository, Japan
153
Institute for Marine Research: Brage IMR
135
DataverseNO
126
ScienceDirect (Elsevier)
113
HAL Sorbonne Université
107
University of Tromsø: Septentrio Academic Publishing
104
Uppsala University: Publications (DiVA)
101
Natural Environment Research Council: NERC Open Research Archive
87
Open archive Norwegian University of Life Sciences: Brage NMBU
87
NILU – Norwegian Institute for Air Research: NILU Brage
86
Informa
85
University of Groningen research database
84
University of the Highlands and Islands: Research Database of UHI
82
Apollo - University of Cambridge Repository
78
Archives ouvertes de Paris-Saclay
76
University of Southampton: e-Prints Soton
76
Lund University Publications (LUP)
74
Polar Research
74
HighWire Press (Stanford University)
71
Université Grenoble Alpes: HAL
71
Jagiellonian University Repository
70
more ...