Content Provider
Directory of Open Access Journals: DOAJ Articles
3
DataCite Metadata Store (German National Library of Science and Technology)
2
University of Calgary Journal Hosting
2
University of Tasmania: UTas ePrints
2
Copernicus Publications: E-Journals
1
Defense Technical Information Center: DTIC Technical Reports database
1
Institute for Marine Research: Brage IMR
1
MDPI Open Access Publishing
1
Niedersächsisches Online-Archiv NOA
1
Norwegian Institute for Water research: NIVA Open Access Archive (Brage)
1
University of Tromsø: Septentrio Academic Publishing
1
Unknown
1
Xiamen University Institutional Repository
1
eCite UTAS (University of Tasmania)
1