Mandatory
closed controlled vocabulary
openAccess, restrictedAccess
The name of an official statement indicative of licensing terms for the use of a resource (e.g. open access, free to read etc.); its semantics should be clear, preferrably formally expressed and stored at a url.
- DCMI: skos:closeMatch dct:accessRights
- DataCite 4.0: skos:closeMatch datacite:rights