Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
6,904
DataCite Metadata Store (German National Library of Science and Technology)
3,026
LeibnizOpen (The Leibniz Association)
354
IEDA: Marine-Geo Digital Library (via DataONE)
188
Defense Technical Information Center: DTIC Technical Reports database
173
Research Data Australia (Australian National Data Service - ANDS)
168
Unknown
111
Directory of Open Access Journals: DOAJ Articles
102
USGS Science Data Catalog (via DataONE)
69
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
46
MDPI Open Access Publishing
32
Université de Nantes: HAL-UNIV-NANTES
32
Institut national des sciences de l'Univers: HAL-INSU
31
HighWire Press (Stanford University)
29
University of California: eScholarship
26
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
22
Utah State University: DigitalCommons@USU
21
Technical University of Denmark: DTU Orbit
20
GEO-LEOe-docs (FID GEO)
18
Delft University of Technology: Institutional Repository
17
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
17
IEDA: US Antarctic Program Data Center (via DataONE)
15
NOAA NCEI Environmental Data Archive (via DataONE)
14
GFZ Data Services (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
13
HAL Sorbonne Université
13
JPL Technical Report Server
13
The University of Adelaide: Digital Library
13
University College London: UCL Discovery
13
Zenodo
13
Columbia University: Academic Commons
12
Arctic Data Center (via DataONE)
11
Digital.CSIC (Spanish National Research Council)
11
Embry-Riddle Aeronautical University: ERAU Scholarly Commons
11
National Institute of Polar Research Repository, Japan
11
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
10
University of Calgary Journal Hosting
10
University of Luxembourg: ORBilu - Open Repository and Bibliography
10
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
10
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
9
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
9
NOVA: The University of Newcastle Research Online (Australia)
9
The University of Texas at Austin: Texas ScholarWorks
9
Annals of Geophysics (INGV, Istituto Nazionale di Geofisica e Vulcanologia)
8
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
8
Institutional Repository of Leibniz Universität Hannover
8
PUBLISSO Fachrepositorium Lebenswissenschaften (ZB MED)
8
Università degli studi di Trieste: ArTS (Archivio della ricerca di Trieste)
8
Université Toulouse III - Paul Sabatier: HAL-UPS
8
Frontiers: Figshare
7
Météo-France: HAL
7
more ...