Content Provider
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
9,127
DataCite Metadata Store (German National Library of Science and Technology)
2,891
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2,099
IEEE Publications
1,713
IEEE Publications (via Crossref)
1,128
SPIE Publications
734
German Aerospace Center: elib - DLR electronic library
616
Digital.CSIC (Spanish National Research Council)
548
AIP Publishing
504
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
502
Zenodo
480
ASCE Publications (American Society of Civil Engineers)
222
Atlantis Press (via Crossref)
193
Hereon Publications (Helmholtz-Zentrum)
174
Frontiers: Figshare
140
Instituto Español de Oceanografía: e-IEO
122
ScholarsArchive@OSU (Oregon State University)
117
Unknown
104
The Open University: Open Research Online (ORO)
101
Università degli studi della Tuscia: Unitus DSpace
101
ACM Publications (Association for Computing Machinery)
96
Cardiff University: ORCA (Online Research @ Cardiff)
91
Università degli Studi di Messina: IRIS
91
University of Glasgow: Enlighten - Publications
89
NORA (National aggregator of open repositories of Russian universities)
88
Nova Southeastern University: NSU Works
79
University of Southampton: e-Prints Soton
75
Indiana University: Digital Library of the Commons (DLC)
70
Max Planck Society: MPG.PuRe
67
Pohang University of Science and Technology (POSTECH): Open Access System for Information Sharing (OASIS)
64
Università Politecnica delle Marche: IRIS
61
Munich University of Technology (TUM): mediaTUM
60
Swinburne University of Technology: Swinburne Research Bank
53
IRInSubria - Institutional Repository Insubria (Università degli Studi dell’Insubria)
52
ORA - Oxford University Research Archive
52
University of Tasmania: UTas ePrints
51
Kazan Federal University Digital Repository
50
ScholarWorks@UNIST (Ulsan National Institute of Science and Technology)
50
Australian National University: ANU Digital Collections
47
Smithsonian Institution: Figshare
47
The BMJ
46
National Technical University of Athens (NTUA): DSpace
44
National University of Singapore: ScholarBank@NUS
43
DataCite
40
Curtin University: espace
38
Siberian Federal University: Archiv Elektronnych SFU
38
Digital Commons University of South Florida (USF)
33
University of South Florida St. Petersburg: Digital USFSP
33
Sapienza Università di Roma: CINECA IRIS
32
DRO - Deakin Research Online
31
more ...