Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
74
Zenodo
46
Magnolia press
6
Archivio della ricerca dell'Università di Modena e Reggio Emilia (Unimore: IRIS)
2
Jagiellonian University Repository
2
PANGAEA - Data Publisher for Earth & Environmental Science
2
Directory of Open Access Journals: DOAJ Articles
1
University of Copenhagen: Research
1