Content Provider
Directory of Open Access Journals: DOAJ Articles
100
ScienceDirect (Elsevier - via Crossref)
43
Cambridge University Press
23
ScienceDirect (Elsevier)
15
DataCite Metadata Store (German National Library of Science and Technology)
14
University of Calgary Journal Hosting
14
Informa (via Crossref)
11
University of California Press (via Crossref)
6
Uppsala University: Publications (DiVA)
5
Lund University Publications (LUP)
4
Wiley Online Library
4
Wiley Online Library (via Crossref)
4
University of California: eScholarship
3
Imperial College London: Spiral
2
Informa
2
Queen's University Belfast Research Portal
2
University of Chicago Press (via Crossref)
2
Curtin University: espace
1
Geological Society of London: Figshare
1
IOP Publishing
1
IOP Publishing (via Crossref)
1
Queensland University of Technology: QUT ePrints
1
Springer Nature (via Crossref)
1
The University of Dublin, Trinity College: TARA (Trinity's Access to Research Archive)
1
University College London: UCL Discovery
1
University of California Press
1
University of Sussex: Figshare
1
Unknown
1
eCite UTAS (University of Tasmania)
1