Content Provider
LeibnizOpen (The Leibniz Association)
62
Unknown
27
Directory of Open Access Journals: DOAJ Articles
23
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
17
DataCite Metadata Store (German National Library of Science and Technology)
17
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
17
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
16
NOAA NCEI Environmental Data Archive (via DataONE)
16
Université de Nantes: HAL-UNIV-NANTES
13
Institut national des sciences de l'Univers: HAL-INSU
12
Frontiers: Figshare
11
University of California: eScholarship
10
HAL Sorbonne Université
9
Zenodo
9
Australian National University: ANU Digital Collections
8
Defense Technical Information Center: DTIC Technical Reports database
8
Naval Postgraduate School: Calhoun
7
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
6
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
6
Muséum National d'Histoire Naturelle (MNHM): HAL
6
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
6
École Polytechnique, Université Paris-Saclay: HAL
6
IRD (Institute de recherche pour le développement): Horizon
5
MDPI Open Access Publishing
5
Université de Paris: Portail HAL
5
Météo-France: HAL
4
National University of Ireland (NUI), Galway: ARAN
4
Portail HAL-ANR (Agence Nationale de la Recherche)
4
University of São Paulo: Digital Library of Theses and Dissertations
4
Université Toulouse III - Paul Sabatier: HAL-UPS
4
Archives ouvertes de Paris-Saclay
3
Clark University: Clark Digital Commons
3
Digital.CSIC (Spanish National Research Council)
3
Earth-Prints (Istituto Nazionale di Geofisica e Vulcanologia)
3
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
3
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
3
Universitat Politècnica de Catalunya, BarcelonaTech: UPCommons - Global access to UPC knowledge
3
Université de Bretagne Occidentale: HAL
3
CMRE Open Library (NATO STO Centre for Maritime Research and Experimentation
2
Digital Collections of Colorado (Colorado State University)
2
GEO-LEOe-docs (FID GEO)
2
HAL de l'Institut Polytechnique de Paris
2
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
2
Institut national de la recherche scientifique, Québec: Espace INRS
2
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
2
Mountain Scholar (Digital Collections of Colorado and Wyoming)
2
Old Dominion University: ODU Digital Commons
2
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
2
Repositório do INPA
2
Texas A&M University Digital Repository
2
more ...