Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
163
Zenodo
77
LeibnizOpen (The Leibniz Association)
58
Arctic Council Repository
44
University of North Texas: UNT Digital Library
42
RePEc (Research Papers in Economics)
23
Norsk Polarinstitutt: Brage NP
18
Norwegian Polar Institute: Brage NP
18
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
17
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
16
Unknown
16
Norwegian Institute for Nature Research: Brage NINA
12
Dryad Digital Repository (Duke University)
11
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
10
National Institute of Polar Research Repository, Japan
10
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
9
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
9
Natural Environment Research Council: NERC Open Research Archive
9
Northwest Institute of Plateau Biology: NWIPB OpenIR (Chinese Academy of Sciences)
9
Dalhousie University: DalSpace Institutional Repository
8
EconStor (German National Library of Economics, ZBW)
7
Institute for Marine Research: Brage IMR
7
Australian Policy Online (Institute for Social Research, Swinburne University of Technology)
6
IssueLab (Nonprofit Research)
6
MSpace at the University of Manitoba
6
SSOAR - Social Science Open Access Repository
6
University of Alaska: ScholarWorks@UA
6
University of Pittsburgh: Archive of European Integration (AEI)
6
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
5
Nanjing Institute of Geology and Palaeontology: NIGPAS OpenIR (Chinese Academy of Sciences)
5
Norwegian Institute of international affairs: NUPI Research Online (Brage)
5
Publication Database IASS (Institute for Advanced Sustainability Studies Potsdam)
5
University of Tromsø: Munin Open Research Archive
5
National Research Council Canada: NRC Publications Archive
4
Naval Postgraduate School: Calhoun
4
SINTEF Open (Brage)
4
Swedish environmental protection agency: Publications (DiVA)
4
Wageningen UR (University & Research Centre): Digital Library
4
California State University (CSU): DSpace
3
ETH Zürich Research Collection
3
NHH Brage Open institutional repository (Norwegian School of Economics)
3
Umeå University: Publications (DiVA)
3
University of Alberta: Era - Education and Research Archive
3
Université de Nantes: HAL-UNIV-NANTES
3
York University Digital Library
3
uO Research (University of Ottawa - uOttawa)
3
DSpace@MIT (Massachusetts Institute of Technology)
2
Guangzhou Institute of Geochemistry: GIG OpenIR (Chinese Academy of Sciences)
2
JPL Technical Report Server
2
KRISHI Publication and Data Inventory Repository (Knowledge based Resources Information Systems Hub for Innovations in Agriculture - Indian Council of Agricultural Research, ICAR)
2
more ...