Content Provider
Directory of Open Access Journals: DOAJ Articles
3,408
DataCite Metadata Store (German National Library of Science and Technology)
2,492
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1,210
ScienceDirect (Elsevier - via Crossref)
1,068
Wiley Online Library
974
Wiley Online Library (via Crossref)
905
Institut national des sciences de l'Univers: HAL-INSU
824
Unknown
815
Springer Nature (via Crossref)
796
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
755
Université de Nantes: HAL-UNIV-NANTES
730
University of California: eScholarship
548
Natural Environment Research Council: NERC Open Research Archive
519
Niedersächsisches Online-Archiv NOA
503
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
495
ScienceDirect (Elsevier)
454
Cambridge University Press
391
HAL Sorbonne Université
353
Canadian Science Publishing (via Crossref)
336
Université de Bretagne Occidentale: HAL
325
Frontiers (Publisher)
319
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
317
University of Southampton: e-Prints Soton
303
eCite UTAS (University of Tasmania)
273
OpenSky (NCAR/UCAR - National Center for Atmospheric Research/University Corporation for Atmospheric Research)
272
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
246
LeibnizOpen (The Leibniz Association)
245
Magnolia press
240
Australian National University: ANU Digital Collections
238
Max Planck Society: MPG.PuRe
238
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
227
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
222
Digital.CSIC (Spanish National Research Council)
218
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
213
Muséum National d'Histoire Naturelle (MNHM): HAL
194
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
173
The University of Queensland: UQ eSpace
168
CentAUR: Central Archive at the University of Reading
164
RePEc (Research Papers in Economics)
161
ScholarsArchive@OSU (Oregon State University)
161
Canadian Science Publishing
160
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
153
Zenodo
151
Archives ouvertes de Paris-Saclay
149
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
145
Oxford University Press
144
Université de Paris: Portail HAL
144
University of St Andrews: Research Portal
141
École Polytechnique, Université Paris-Saclay: HAL
140
University of Groningen research database
138
more ...