Occurrence of ORCID iDs at BASE data providers (repositories, Crossref members)

Scale / Value range
0 500000

The data are extracted from the BASE index and the ORCID iDs proven there for indexed metadata since January 2020. Accordingly, they are based on the complete available and indexed metadata of the BASE sources in the standard formats DC, Crossref and Datacite. Both the sources on OAI-PMH basis and via Crossref API are included.