Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
4
Charles University CU Digital repository
2
Dryad Digital Repository (Duke University)
2
MDPI Open Access Publishing
2
Zenodo
2
PORTO@iris (Publications Open Repository TOrino - Politecnico di Torino)
1
Research Data Australia (Australian National Data Service - ANDS)
1
Unknown
1