Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
88
Norwegian Polar Data Centre
43
Geological Society of London: Figshare
10
Frontiers: Figshare
6
Unknown
6
IEDA: US Antarctic Program Data Center (via DataONE)
5
Zenodo
5
Research Data Australia (Australian National Data Service - ANDS)
4
IEDA: EarthChem Library (via DataONE)
2
Dryad Digital Repository (Duke University)
1