Content Provider
Directory of Open Access Journals: DOAJ Articles
7,776
ScienceDirect (Elsevier - via Crossref)
5,038
Cambridge University Press
3,422
Wiley Online Library (via Crossref)
1,075
ScienceDirect (Elsevier)
1,031
Wiley Online Library
991
Informa (via Crossref)
945
Lund University Publications (LUP)
496
Springer Nature (via Crossref)
337
Informa
288
eCite UTAS (University of Tasmania)
258
University of Chicago Press (via Crossref)
217
University of California Press (via Crossref)
121
University of California Press
120
Columbia University: Academic Commons
88
University of Chicago Press
88
University of Leicester: Leicester Research Archive (LRA)
87
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
75
Uppsala University: Publications (DiVA)
70
University of Calgary Journal Hosting
39
Schweizerbart Science Publishers (via Crossref)
37
Imperial College London: Spiral
36
University College London: UCL Discovery
36
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
30
Swedish Museum of Natural History: Publications (DiVA)
30
Queen's University Belfast Research Portal
29
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
28
University of Copenhagen: Research
27
Utrecht University Repository
25
LeibnizOpen (The Leibniz Association)
23
The University of Queensland: UQ eSpace
22
ARPI - Archivio della Ricerca dell'Università di Pisa
16
Curtin University: espace
14
DataCite Metadata Store (German National Library of Science and Technology)
14
Stockholm University: Publications (DiVA)
14
Luleå University of Technology Publications (DiVA)
13
Ghent University Academic Bibliography
11
Institute of Botany: IBCAS OpenIR (Chinese Academy Of Sciences)
11
Aberdeen University Research Archive (AURA)
10
Cambridge University Press (via Crossref)
9
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
9
Northwest Institute of Plateau Biology: NWIPB OpenIR (Chinese Academy of Sciences)
9
Schweizerbart Science Publishers
9
GEUS Bulletin (Geological Survey of Denmark and Greenland)
8
Opin vísindi (Iceland)
8
University of St Andrews: Digital Research Repository
8
Università degli Studi di Milano-Bicocca: BOA (Bicocca Open Archive)
8
Umeå University: Publications (DiVA)
7
University of Liège: ORBi (Open Repository and Bibliography)
7
University of the Highlands and Islands: Research Database of UHI
7
more ...