Content Provider
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
10
DataCite Metadata Store (German National Library of Science and Technology)
5
Directory of Open Access Journals: DOAJ Articles
4
OpenAgrar (OA)
4
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
3
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
3
Springer Nature (via Crossref)
3
University of Michigan: Digital Collections
3
Digital Library of the Faculty of Arts, Masaryk University
2
Max Planck Society: MPG.PuRe
2
Publication Server of Goethe University Frankfurt am Main
2
REPOSIT HAW Hamburg
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
DORA Eawag
1
Freie Universität Berlin: Refubium (FU Berlin)
1
Irstea Publications et Bases documentaires (Irstea@doc/CemOA)
1
MACAU: Open Access Repository of Kiel University
1
Organic Eprints (Danish Research Centre for Organic Farming, DARCOF)
1
PUBLISSO Fachrepositorium Lebenswissenschaften (ZB MED)
1
Saxon State Library - State and University Library Dresden (SLUB): Qucosa
1
University of Freiburg: FreiDok
1
Unknown
1