Content Provider
Aarhus University: Research
35
Directory of Open Access Journals: DOAJ Articles
30
PANGAEA - Data Publisher for Earth & Environmental Science
25
Wiley Online Library
25
University of Copenhagen: Research
20
Technical University of Denmark: DTU Orbit
17
Unknown
17
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
15
PubMed Central (PMC)
13
University of Calgary Journal Hosting
13
DataCite Metadata Store (German National Library of Science and Technology)
12
Aarhus University: OJS at The State and University Library
11
Tidsskrift.dk (The Royal Library, Denmark)
11
Digital.CSIC (Spanish National Research Council)
10
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
8
Defense Technical Information Center: DTIC Technical Reports database
8
Copernicus Publications: E-Journals
7
DataCite
7
University of Tromsø: Munin Open Research Archive
6
Aalborg University's Research Portal
5
Canadian Science Publishing
5
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
5
HighWire Press (Stanford University)
5
MDPI Open Access Publishing
5
Niedersächsisches Online-Archiv NOA
5
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
4
Cambridge University Press
4
Institut national des sciences de l'Univers: HAL-INSU
4
NIOZ Repository (Royal Netherlands Institute for Sea Research)
4
Springer Nature (via Crossref)
4
University of Southern Denmark Research Portal
4
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
3
Ghent University Academic Bibliography
3
IRUA - Institutional Repository van de Universiteit Antwerpen
3
Lund University Publications (LUP)
3
Magnolia press
3
Pensoft Publishers
3
University of Alaska: ScholarWorks@UA
3
University of Bergen: Bergen Open Research Archive (BORA-UiB)
3
University of Liège: ORBi (Open Repository and Bibliography)
3
University of North Texas: UNT Digital Library
3
Université de Nantes: HAL-UNIV-NANTES
3
Vrije Universiteit Amsterdam (VU): Research Portal
3
Wiley Online Library (via Crossref)
3
Érudit.org (Université Montréal)
3
Canadian Science Publishing (via Crossref)
2
HAL Sorbonne Université
2
HELDA – University of Helsinki Open Repository
2
MSpace at the University of Manitoba
2
Memorial University of Newfoundland: Research Repository
2
more ...