Content Provider
Zenodo
34
DataCite Metadata Store (German National Library of Science and Technology)
12
Frontiers: Figshare
7
Unknown
6
Kazan Federal University Digital Repository
4
NORA (National aggregator of open repositories of Russian universities)
4
Digital.CSIC (Spanish National Research Council)
2
National University of Singapore: ScholarBank@NUS
2
The Royal Society: Figshare
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1