Content Provider
Directory of Open Access Journals: DOAJ Articles
29
Cambridge University Press
18
ScienceDirect (Elsevier - via Crossref)
5
eCite UTAS (University of Tasmania)
5
Rice University: Digital Scholarship Archive
3
Imperial College London: Spiral
2
Lund University Publications (LUP)
2
Montclair State University Digital Commons
2
Portland State University: PDXScholar
2
Wiley Online Library
2
Archivio della ricerca dell'Università di Parma (CINECA IRIS)
1
Columbia University: Academic Commons
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Defense Technical Information Center: DTIC Technical Reports database
1
Durham University: Durham Research Online
1
Florida State University Digital Library (FSUDL)
1
Loughborough University: Figshare
1
Queen's University Belfast Research Portal
1
The University of Queensland: UQ eSpace
1
University of California: eScholarship
1
University of Dayton: eCommons
1