Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
10,187
National Institute of Polar Research Repository, Japan
5,641
Institute for Marine Research: Brage IMR
2,039
University of North Texas: UNT Digital Library
1,512
RePEc (Research Papers in Economics)
1,262
NGU Open Archive (Geological Survey of Norway)
1,181
Norwegian Institute for Nature Research: Brage NINA
1,173
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
990
Zenodo
917
Digital.CSIC (Spanish National Research Council)
891
Dryad Digital Repository (Duke University)
860
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
784
Instituto Español de Oceanografía: e-IEO
723
Norwegian Polar Institute: Brage NP
721
Norwegian Institute for Water research: NIVA Open Access Archive (Brage)
673
Norsk Polarinstitutt: Brage NP
604
Nanjing Institute of Geology and Palaeontology: NIGPAS OpenIR (Chinese Academy of Sciences)
600
University of Alaska: ScholarWorks@UA
548
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
532
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
494
National Research Council Canada: NRC Publications Archive
459
Natural Environment Research Council: NERC Open Research Archive
449
Swedish environmental protection agency: Publications (DiVA)
446
LeibnizOpen (The Leibniz Association)
433
Arctic Council Repository
416
Wageningen UR (University & Research Centre): Digital Library
400
Norwegian Institute of Bioeconomy Research: NIBIO Brage
393
Northwest Institute of Plateau Biology: NWIPB OpenIR (Chinese Academy of Sciences)
357
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
353
Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences: GIEC OpenIR
351
Unknown
345
Persée: Portail de revues scientifiques en sciences humaines et sociales
338
Université de Nantes: HAL-UNIV-NANTES
313
Guangzhou Institute of Geochemistry: GIG OpenIR (Chinese Academy of Sciences)
300
University of Tromsø: Munin Open Research Archive
299
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
274
University of Pittsburgh: Archive of European Integration (AEI)
274
Luleå University of Technology Publications (DiVA)
271
University of Alberta: Era - Education and Research Archive
269
NILU – Norwegian Institute for Air Research: NILU Brage
267
Institute of Hydrobiology, Chinese Academy of Sciences: IHB OpenIR
263
EconStor (German National Library of Economics, ZBW)
256
Memorial University of Newfoundland: Research Repository
254
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
249
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
246
Natural Resources Institute Finland: Jukuri
231
Universidad de Salamanca: Gredos (Gestión del Repositorio Documental de la Universidad de Salamanca)
230
Nofima Knowledge Archive (Brage)
228
OsloMet (Oslo Metropolitan University): ODA (Open Digital Archive)
210
Ohio State University (OSU): Knowledge Bank
195
more ...