Content Provider
LeibnizOpen (The Leibniz Association)
42
University of California: eScholarship
7
Unknown
6
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
5
Copernicus Publications: E-Journals
5
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
5
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
4
Niedersächsisches Online-Archiv NOA
4
Utrecht University Repository
4
DataCite Metadata Store (German National Library of Science and Technology)
3
University of Potsdam: publish.UP
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
CentAUR: Central Archive at the University of Reading
2
DI-fusion : dépôt institutionnel de l'Université libre de Bruxelles (ULB)
2
King's College, London: Research Portal
2
LaCRIS - University of Lapland Current Research System
2
NORCE vitenarkiv (Norwegian Research Centre)
2
Natural Environment Research Council: NERC Open Research Archive
2
Northumbria University, Newcastle: Northumbria Research Link (NRL)
2
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
2
The University of Liverpool Repository
2
University of Bristol: Bristol Research
2
University of Montana: ScholarWorks
2
Archives ouvertes de Paris-Saclay
1
Australian National University: ANU Digital Collections
1
Cardiff University: ORCA (Online Research @ Cardiff)
1
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
1
Institut national des sciences de l'Univers: HAL-INSU
1
NASA Technical Reports Server (NTRS)
1
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
1
PANGAEA - Data Publisher for Earth & Environmental Science
1
Technical University of Denmark: DTU Orbit
1
University of Southampton: e-Prints Soton
1
University of St Andrews: Digital Research Repository
1
University of St Andrews: Research Portal
1
University of Tromsø: Munin Open Research Archive
1
Université Grenoble Alpes: HAL
1
Université de Nantes: HAL-UNIV-NANTES
1
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
1
Zenodo
1
École Centrale Paris: HAL-ECP
1