Content Provider
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
6
Niedersächsisches Online-Archiv NOA
4
DataCite Metadata Store (German National Library of Science and Technology)
3
University of Potsdam: publish.UP
3
Frontiers (Publisher)
2
Georg-August-Universität Göttingen: GoeScholar
2
DataCite
1
GRO.publications (Göttingen Research Online Publications - Göttingen University)
1