Content Provider
Springer Nature (via Crossref)
1,721
University of California: eScholarship
1,170
ScienceDirect (Elsevier - via Crossref)
1,136
Wiley Online Library (via Crossref)
1,112
Wiley Online Library
1,078
DataCite Metadata Store (German National Library of Science and Technology)
720
ScienceDirect (Elsevier)
693
Stockholm University Press (via Crossref)
679
Frontiers: Figshare
564
Natural Environment Research Council: NERC Open Research Archive
376
Nova Southeastern University: NSU Works
362
University of New Hampshire: Scholars Repository
244
NOAA NCEI Environmental Data Archive (via DataONE)
234
Informa (via Crossref)
232
Stockholm University Press
227
Unknown
224
eCite UTAS (University of Tasmania)
142
Research Data Australia (Australian National Data Service - ANDS)
127
University of California Press (via Crossref)
121
University of California Press
120
University of Leicester: Leicester Research Archive (LRA)
102
Old Dominion University: ODU Digital Commons
101
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
95
Chalmers University of Technology: Chalmers research
94
IEEE Publications
93
Imperial College London: Spiral
90
Informa
82
University of Nebraska-Lincoln: DigitalCommons@UNL
80
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
79
Uppsala University: Publications (DiVA)
75
University of Leicester: Figshare
72
University of Washington, Seattle: ResearchWorks
71
The University of Maine: DigitalCommons@UMaine
67
Utrecht University Repository
64
Theses Canada/Thèses Canada (Library and Archives Canada)
61
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
57
SMHI (Swedish Meteorological and Hydrological Institute): Vetenskapliga Publikationer (DiVA)
56
Stockholm University: Publications (DiVA)
56
Lund University Publications (LUP)
55
The University of Southern Mississippi: The Aquila Digital Community
55
Schweizerbart Science Publishers (via Crossref)
52
Florida State University Digital Library (FSUDL)
51
IEEE Publications (via Crossref)
48
University of Colorado, Boulder: CU Scholar
48
UNSW Sydney (The University of New South Wales): UNSWorks
47
Florida State University: DigiNole Commons
46
KovsieScholar Repository (University of the Free State - UFS UV)
39
Swedish National Data Service (SND)
38
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
37
University of Alaska: ScholarWorks@UA
37
more ...