Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
675
DataCite
105
DataCite Metadata Store (German National Library of Science and Technology)
60
LeibnizOpen (The Leibniz Association)
42
Zenodo
29
Directory of Open Access Journals: DOAJ Articles
28
Unknown
19
Frontiers: Figshare
18
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
16
Norwegian Polar Data Centre
15
Defense Technical Information Center: DTIC Technical Reports database
8
DataverseNO
6
MDPI Open Access Publishing
6
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
5
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
5
Biodiversity Heritage Library (BHL)
4
GEO-LEOe-docs (FID GEO)
4
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
4
Naval Postgraduate School: Calhoun
4
Polar Research
4
ARPI - Archivio della Ricerca dell'Università di Pisa
3
Aarhus University: Research
3
Arctic Data Center (via DataONE)
3
Chalmers University of Technology: Chalmers research
3
Institut national des sciences de l'Univers: HAL-INSU
3
Universitat de Lleida: Repositori Obert UdL
3
University of Tromsø: Munin Open Research Archive
3
Université de Nantes: HAL-UNIV-NANTES
3
Australian National University: ANU Digital Collections
2
Digital.CSIC (Spanish National Research Council)
2
Lund University Publications Student Papers (LUP-SP)
2
MACAU: Open Access Repository of Kiel University
2
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
2
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
2
Universidad de Las Palmas de Gran Canaria: Acceda
2
University of Tromsø: Septentrio Academic Publishing
2
University of the Highlands and Islands: Research Database of UHI
2
Université de Bretagne Occidentale: HAL
2
Utrecht University Repository
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
2
ediss.sub.hamburg (Staats- und Universitätsbibliothek Hamburg, Carl von Ossietzky)
2
Dalhousie University: DalSpace Institutional Repository
1
Digital Commons University of South Florida (USF)
1
EPHE (Ecole pratique des hautes études, Paris): HAL
1
Edith Cowan University (ECU, Australia): Research Online
1
GFZ Data Services (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
1
HAL Sorbonne Université
1
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
1
Murdoch University Research Portal
1
OSKAR Bordeaux (Open Science Knowledge ARchive)
1
more ...