Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
612
NOAA NCEI Environmental Data Archive (via DataONE)
72
PANGAEA - Data Publisher for Earth & Environmental Science
4
Directory of Open Access Journals: DOAJ Articles
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
1
Copernicus Publications: E-Journals
1
Frontiers (Publisher)
1
Frontiers: Figshare
1
NASA Technical Reports Server (NTRS)
1
Niedersächsisches Online-Archiv NOA
1
University of Tasmania: UTas ePrints
1
Université de Nantes: HAL-UNIV-NANTES
1
Unknown
1