Content Provider
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
1,613
Directory of Open Access Journals: DOAJ Articles
1,082
DataCite Metadata Store (German National Library of Science and Technology)
708
Unknown
351
University of Tromsø: Munin Open Research Archive
253
University of Iceland: Peer Reviewed Journals
230
UNESDOC - UNESCO Digital Library
211
Informa (via Crossref)
200
Open archive Nord universitet
188
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
172
CyberLeninka (Scientific Electronic Library)
153
North Dakota State University (NDSU): Digital Horizons
140
Croatian Digital Theses Repository (National and University Library in Zagreb)
132
SAGE Publications (via Crossref)
126
University of British Columbia: cIRcle - UBC's Information Repository
121
Springer Nature (via Crossref)
116
Opin vísindi (Iceland)
113
Wiley Online Library (via Crossref)
110
LaCRIS - University of Lapland Current Research System
105
Umeå University: Publications (DiVA)
101
Fanshawe College: FIRST (Fanshawe Innovation Research Scholarship Teaching)
94
The University of Western Ontario: Scholarship@Western
89
Charles University CU Digital repository
86
Digital Library of University of Maribor
86
Borealis
84
Hirsla - Landspítali University Hospital research archive
84
Inalco (Institut National des Langues et Civilisations Orientales): HAL
84
MédiHAL
83
Université Sorbonne Nouvelle - Paris 3: HAL
83
SAGE Publications
77
Theses Canada/Thèses Canada (Library and Archives Canada)
75
University of Alaska: ScholarWorks@UA
75
Theseus.fi (Open Repository of the Universities of Applied Sciences)
71
Research from Macquarie University
67
Wiley Online Library
67
Arca (BC's Digital Treasures)
66
Skemman (Iceland)
62
University of Calgary Journal Hosting
61
PRISM - University of Calgary Digital Repository
60
Informa
59
Université de Nantes: HAL-UNIV-NANTES
57
Frontiers: Figshare
54
University of Northern Colorado: Digital UNC
54
oURspace - The University of Regina's Institutional Repository
54
University of California Press (via Crossref)
52
Quebec College Network: ÉDUQ
49
Repository of the University of Ljubljana (RUL)
49
University of Cumbria: Insight
45
Zenodo
45
Jultika - University of Oulu repository
44
more ...