Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
102
DataCite Metadata Store (German National Library of Science and Technology)
25
Directory of Open Access Journals: DOAJ Articles
10
Unknown
8
Copernicus Publications: E-Journals
5
ETH Zürich Research Collection
5
NIOZ Repository (Royal Netherlands Institute for Sea Research)
5
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
5
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
4
ScienceDirect (Elsevier - via Crossref)
4
Niedersächsisches Online-Archiv NOA
3
PubMed Central (PMC)
3
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
3
University of Bergen: Bergen Open Research Archive (BORA-UiB)
3
Université de Nantes: HAL-UNIV-NANTES
3
Aarhus University: Research
2
Journals at the University of Arizona
2
Natural Environment Research Council: NERC Open Research Archive
2
ORA - Oxford University Research Archive
2
University of Copenhagen: Research
2
University of Groningen research database
2
Utrecht University Repository
2
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
1
BORIS (Bern Open Repository and Information System, University of Bern)
1
Cambridge University Press
1
DR-NTU (Digital Repository at Nanyang Technological University, Singapore)
1
Defense Technical Information Center: DTIC Technical Reports database
1
GEO-LEOe-docs (FID GEO)
1
HighWire Press (Stanford University)
1
Institut national des sciences de l'Univers: HAL-INSU
1
Lund University Publications (LUP)
1
Max Planck Society: MPG.PuRe
1
Polar Research (E-Journal)
1
Stockholm University: Publications (DiVA)
1
The Royal Society
1
Universidad de Las Palmas de Gran Canaria: Acceda
1
University College London: UCL Discovery
1
University of Alaska: ScholarWorks@UA
1
University of East Anglia: UEA Digital Repository
1
University of Portsmouth: Portsmouth Research Portal
1
University of Southampton: e-Prints Soton
1
University of Tromsø: Munin Open Research Archive
1
University of Tromsø: Septentrio Academic Publishing
1
University of Washington, Seattle: ResearchWorks
1
Université de Bretagne Occidentale: HAL
1
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
1