Content Provider
University of Canterbury, Christchurch: UC Research Repository
352
Ohio State University (OSU): Knowledge Bank
54
Copernicus Publications: E-Journals
33
USP Production Repository (Universidade de São Paulo)
27
OSKAR Bordeaux (Open Science Knowledge ARchive)
25
BioMed Central
23
University of California: eScholarship
18
Pensoft Publishers
16
Digital.CSIC (Spanish National Research Council)
15
IntechOpen (E-Books)
12
University of Freiburg: FreiDok
12
Unknown
12
Lincoln University (New Zealand): Lincoln U Research Archive
11
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
9
Stellenbosch University: SUNScholar Research Repository
9
UNEP Document Repository (UN Environment Programme)
9
Collections patrimoniales des bibliothèques de l'Université de Strasbourg
7
Lund University Publications Student Papers (LUP-SP)
7
UNESDOC - UNESCO Digital Library
7
DataCite Metadata Store (German National Library of Science and Technology)
6
Universidade Estadual Paulista São Paulo: Acervo Digital da UNESP / São Paulo State University
6
University of St Andrews: Research Portal
6
Università degli Studi di Napoli "Parthenope": CINECA IRIS
6
Wiley Online Library
6
Università degli Studi di Genova: CINECA IRIS
5
DIAL@USL-B (Université Saint-Louis, Bruxelles)
4
Griffith University: Griffith Research Online
4
Anagrafe della Ricerca d'Ateneo (Universitá degli studi Roma Tre)
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Arctic Council Repository
3
Australian National University: ANU Digital Collections
3
Australian Nuclear Science and Technology Organisation: ANSTO Publications Online
3
Bioline International (Reference Center on Environmental Information, Brazil)
3
DataSpace at Princeton University
3
Macquarie University Research Portal
3
University of Alberta: Era - Education and Research Archive
3
University of the Highlands and Islands: Research Database of UHI
3
ARCIMÍS (Archivo Climatológico y Meteorológico Institucional - AEMET, Agencia Estatal de Meteorología)
2
Aalto University Publication Archive (Aaltodoc)
2
Apollo - University of Cambridge Repository
2
C-RECS (Creative - Repository of Electro Communications)
2
Ghent University Academic Bibliography
2
Grey Guide Repository
2
HAL-EHESS : Le portail HAL de l'École des hautes études en sciences sociales
2
Irstea Publications et Bases documentaires (Irstea@doc/CemOA)
2
Max Planck Society: MPG.PuRe
2
PUMAlab (ISTI CNR - National Research Council)
2
Shenyang Institute Of Automation ,Chinese Academy Of Sciences: SIA OpenIR
2
Swansea University: Cronfa
2
The University of Brighton Research Portal
2
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