Content Provider
Directory of Open Access Journals: DOAJ Articles
24
Unknown
16
Copernicus Publications: E-Journals
14
DataCite Metadata Store (German National Library of Science and Technology)
10
Technical University of Denmark: DTU Orbit
10
Niedersächsisches Online-Archiv NOA
8
University of Alaska: ScholarWorks@UA
7
GEUS Bulletin (Geological Survey of Denmark and Greenland)
5
University of Bergen: Bergen Open Research Archive (BORA-UiB)
5
Cambridge University Press
4
PANGAEA - Data Publisher for Earth & Environmental Science
4
The University of Liverpool Repository
4
Utrecht University Repository
4
White Rose Research Online (Universities of Leeds, Sheffield & York)
3
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
2
MDPI Open Access Publishing
2
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
2
University of Copenhagen: Research
2
Aarhus University: Research
1
Apollo - University of Cambridge Repository
1
Carolina Digital Repository (UNC - University of North Carolina)
1
DSpace@MIT (Massachusetts Institute of Technology)
1
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
1
HighWire Press (Stanford University)
1
Lancaster University: Lancaster Eprints
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
PQDT Open: Open Access Dissertations and Theses (ProQuest)
1
PubMed Central (PMC)
1
SAGE Publications
1
The Chinese University of Hong Kong: CUHK Digital Repository
1
The University of Kansas: KU ScholarWorks
1
University of Bristol: Bristol Research
1
University of California: eScholarship
1
University of Glasgow: Enlighten - Publications
1
University of Michigan: Deep Blue
1
University of Southern Denmark Research Portal
1
University of Washington, Seattle: ResearchWorks
1
White Rose eTheses Online (Universities Leeds, Sheffield, York)
1
Zenodo
1