Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
2
Digital Library of the Faculty of Arts, Masaryk University
2
Directory of Open Access Journals: DOAJ Articles
2
CURATOR - Chiba University Repository for Access to Outcomes from Research
1
Dryad Digital Repository (Duke University)
1
MDPI Open Access Publishing
1
Unknown
1
Zenodo
1