Content Provider
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
62
PANGAEA - Data Publisher for Earth & Environmental Science
28
DataCite
26
DataCite Metadata Store (German National Library of Science and Technology)
8
Copernicus Publications: E-Journals
3
Zenodo
3
Frontiers (Publisher)
2
Niedersächsisches Online-Archiv NOA
2
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
2
GEO-LEOe-docs (FID GEO)
1
IOP Publishing
1
Institut national de la recherche scientifique, Québec: Espace INRS
1
PubMed Central (PMC)
1
ScienceDirect (Elsevier)
1
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
1
University of California: eScholarship
1
University of Copenhagen: Research
1
Wiley Online Library
1