Content Provider
Directory of Open Access Journals: DOAJ Articles
315
Cambridge University Press
253
Wiley Online Library
210
Wiley Online Library (via Crossref)
180
DataCite Metadata Store (German National Library of Science and Technology)
169
Canadian Science Publishing (via Crossref)
57
Springer Nature (via Crossref)
45
SAGE Publications (via Crossref)
39
JSTOR (via Crossref)
33
Oxford University Press (via Crossref)
29
ScienceDirect (Elsevier - via Crossref)
24
Canadian Science Publishing
22
LeibnizOpen (The Leibniz Association)
19
Informa (via Crossref)
16
Oxford University Press
16
Frontiers (Publisher)
15
Lund University Publications (LUP)
14
JSTOR
10
University of California Press (via Crossref)
10
ASM Journals (American Society for Microbiology)
8
Brill (via Crossref)
8
Queen's University Belfast Research Portal
7
eCite UTAS (University of Tasmania)
7
SAGE Publications
6
The Royal Society: Figshare
6
University of California: eScholarship
6
ASM Journals (American Society for Microbiology - via Crossref)
5
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
5
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
4
Cambridge University Press (via Crossref)
3
De Gruyter (via Crossref)
3
Informa
3
SSOAR - Social Science Open Access Repository
3
Swedish University of Agricultural Sciences (SLU): Epsilon Open Archive
3
University of Bristol: Bristol Research
3
Unknown
3
BioMed Central
2
Carleton University's Institutional Repository
2
Digital.CSIC (Spanish National Research Council)
2
Michigan State University Press (via Crossref)
2
Schweizerbart Science Publishers (via Crossref)
2
ScienceDirect (Elsevier)
2
The University of Queensland: UQ eSpace
2
University of Calgary Journal Hosting
2
Uppsala University: Publications (DiVA)
2
York University, Toronto: YorkSpace
2
Zenodo
2
ACS Publications
1
Aarhus University: Research
1
Apollo - University of Cambridge Repository
1
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