Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
32
Zenodo
17
PANGAEA - Data Publisher for Earth & Environmental Science
11
Unknown
4
Directory of Open Access Journals: DOAJ Articles
1
Montclair State University Digital Commons
1
Ohio State University (OSU): Knowledge Bank
1
Seoul National University: S-Space
1
University of Bristol: Bristol Research
1
University of Rhode Island: DigitalCommons@URI
1
Utrecht University Repository
1