Content Provider
Directory of Open Access Journals: DOAJ Articles
849
Natural Environment Research Council: NERC Open Research Archive
366
Biodiversity Heritage Library (BHL)
302
Frontiers: Figshare
248
DataCite
178
Uppsala University: Publications (DiVA)
135
DataCite Metadata Store (German National Library of Science and Technology)
114
University of Copenhagen: Research
67
Eastern Illinois University: The Keep
56
Hathi Trust Digital Library
56
University of Nebraska-Lincoln: DigitalCommons@UNL
54
Lund University Publications (LUP)
53
University of Michigan: Digital Collections
43
Unknown
41
Umeå University: Publications (DiVA)
27
Plymouth Marine Science Electronic Archive (PlyMSEA - Plymouth Marine Laboratory, PML)
15
University of Calgary Journal Hosting
13
Swedish University of Agricultural Sciences (SLU): Epsilon Open Archive
12
University of Cape Town: OpenUCT
11
University of Michigan: Deep Blue
10
Apollo - University of Cambridge Repository
9
KovsieScholar Repository (University of the Free State - UFS UV)
9
TÜBİTAK Academic Journals
9
University of Alaska: ScholarWorks@UA
8
University of Cape Town: Figshare
8
Purdue University: e-Pubs
7
University of New Hampshire: Scholars Repository
7
Brigham Young University (BYU): ScholarsArchive
6
The University of Texas at Austin: Texas ScholarWorks
6
Dalhousie University: DalSpace Institutional Repository
5
SIT Digital Collections
5
Claremont Colleges: Scholarship@Claremont
4
DIAL@USL-B (Université Saint-Louis, Bruxelles)
4
Digital Repository @ Iowa State University
4
Revista del Museo de La Plata
4
University of Alabama Libraries: Acumen
4
University of Tennessee, Knoxville: Trace
4
Bavarian Digital Repository (BDR - Bayerische Staatsbibliothek Munich, BSB)
3
McGill University: eScholarship@McGill
3
Mid Sweden University: Publications (DiVA)
3
North Dakota State University (NDSU): Digital Horizons
3
PRISM - University of Calgary Digital Repository
3
Swedish Polar Research Secretariat: Swedish Polar Bibliography (DiVA)
3
Swedish environmental protection agency: Publications (DiVA)
3
The University of Dublin, Trinity College: TARA (Trinity's Access to Research Archive)
3
Theses Canada/Thèses Canada (Library and Archives Canada)
3
University of Illinois at Urbana-Champaign: IDEALS (Illinois Digital Environment for Access to Learning and Scholarship)
3
Wilfrid Laurier University, Ontario: Scholars Commons@Laurier
3
City University of New York: CUNY Academic Works
2
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
2
more ...