Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
230
PANGAEA - Data Publisher for Earth & Environmental Science
230
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
3
Copernicus Publications: E-Journals
2
NORCE vitenarkiv (Norwegian Research Centre)
1
Niedersächsisches Online-Archiv NOA
1
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
1