Content Provider
Directory of Open Access Journals: DOAJ Articles
16
Frontiers: Figshare
6
ScienceDirect (Elsevier - via Crossref)
3
ARPI - Archivio della Ricerca dell'Università di Pisa
1
Arctic Data Center (via DataONE)
1
Brill (via Crossref)
1
Florida State University Digital Library (FSUDL)
1
Oxford University Press
1
Oxford University Press (via Crossref)
1
ScienceDirect (Elsevier)
1
Springer Nature (via Crossref)
1
University of Bergen: Bergen Open Research Archive (BORA-UiB)
1
University of the Highlands and Islands: Research Database of UHI
1