Content Provider
LeibnizOpen (The Leibniz Association)
40
Unknown
4
Utrecht University Repository
3
Northumbria University, Newcastle: Northumbria Research Link (NRL)
2
CentAUR: Central Archive at the University of Reading
1
Copernicus Publications: E-Journals
1
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
1
King's College, London: Research Portal
1
NORCE vitenarkiv (Norwegian Research Centre)
1
Natural Environment Research Council: NERC Open Research Archive
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
Springer Nature (via Crossref)
1