Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
44
DataCite Metadata Store (German National Library of Science and Technology)
21
Springer Nature (via Crossref)
2
Northumbria University, Newcastle: Northumbria Research Link (NRL)
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
PubMed Central (PMC)
1
University of Southampton: e-Prints Soton
1