Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
31
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
6
Zenodo
2
Copernicus Publications: E-Journals
1
GEO-LEOe-docs (FID GEO)
1
Niedersächsisches Online-Archiv NOA
1