Content Provider
Directory of Open Access Journals: DOAJ Articles
16
DataCite Metadata Store (German National Library of Science and Technology)
14
PANGAEA - Data Publisher for Earth & Environmental Science
11
Defense Technical Information Center: DTIC Technical Reports database
9
University of Calgary Journal Hosting
7
Aarhus University: OJS at The State and University Library
5
Canadian Science Publishing (via Crossref)
5
Tidsskrift.dk (The Royal Library, Denmark)
5
Unknown
5
Aarhus University: Research
4
Canadian Science Publishing
4
Copernicus Publications: E-Journals
4
HighWire Press (Stanford University)
4
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
4
University of Alberta: Era - Education and Research Archive
4
University of Copenhagen: Research
4
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
3
GEUS Bulletin (Geological Survey of Denmark and Greenland)
3
Niedersächsisches Online-Archiv NOA
3
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
3
University College London: UCL Discovery
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
Cambridge University Press
2
Digital.CSIC (Spanish National Research Council)
2
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
2
Max Planck Society: MPG.PuRe
2
Natural Environment Research Council: NERC Open Research Archive
2
Springer Nature (via Crossref)
2
University of Southampton: e-Prints Soton
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
2
Apollo - University of Cambridge Repository
1
Archives ouvertes de Paris-Saclay
1
Dalhousie University: DalSpace Institutional Repository
1
Florida State University Digital Library (FSUDL)
1
Florida State University: DigiNole Commons
1
GEO-LEOe-docs (FID GEO)
1
HAL Sorbonne Université
1
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
1
HELDA – University of Helsinki Open Repository
1
Institut national de la recherche scientifique, Québec: Espace INRS
1
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
1
MDPI Open Access Publishing
1
Muséum National d'Histoire Naturelle (MNHM): HAL
1
OpenAgrar (OA)
1
Portail HAL-ANR (Agence Nationale de la Recherche)
1
PubMed Central (PMC)
1
Roskilde University Research Portal (RUC)
1
Technical University of Denmark: DTU Orbit
1
Texas State University: Digital Collections Repository
1
The University of Utah: J. Willard Marriott Digital Library
1
more ...