Content Provider
Copernicus Publications: E-Journals
2
DataCite Metadata Store (German National Library of Science and Technology)
2
Niedersächsisches Online-Archiv NOA
2
Unknown
2
BORIS (Bern Open Repository and Information System, University of Bern)
1
Directory of Open Access Journals: DOAJ Articles
1
PANGAEA - Data Publisher for Earth & Environmental Science
1
University of Tasmania: UTas ePrints
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1
Università degli Studi di Milano-Bicocca: BOA (Bicocca Open Archive)
1