Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
1,387
PANGAEA - Data Publisher for Earth & Environmental Science
1,336
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
103
LeibnizOpen (The Leibniz Association)
54
Copernicus Publications: E-Journals
32
Niedersächsisches Online-Archiv NOA
20
Unknown
9
Springer Nature (via Crossref)
8
Cologne University: KUPS
7
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
6
University of Potsdam: publish.UP
5
German Aerospace Center: elib - DLR electronic library
4
PubMed Central (PMC)
4
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Institut national des sciences de l'Univers: HAL-INSU
3
NILU – Norwegian Institute for Air Research: NILU Brage
3
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
3
University of Tromsø: Munin Open Research Archive
3
Université Grenoble Alpes: HAL
3
Wiley Online Library
3
ETH Zürich Research Collection
2
GEO-LEOe-docs (FID GEO)
2
HAL Clermont Auvergne (Université Blaise Pascal Clermont-Ferrand/Université d'Auvergne)
2
INRiM: CINECA IRIS (Istituto Nazionale di Ricerca Metrologica)
2
KITopen (Karlsruhe Institute of Technologie)
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
2
Aarhus University: Research
1
Archives ouvertes de Paris-Saclay
1
De Gruyter (via Crossref)
1
HAL Sorbonne Université
1
HELDA – University of Helsinki Open Repository
1
IEEE Publications
1
LIU - Linköping University: Publications (DiVA)
1
NASA Technical Reports Server (NTRS)
1
PUBLISSO Fachrepositorium Lebenswissenschaften (ZB MED)
1
Polar Research (E-Journal)
1
Schweizerbart Science Publishers (via Crossref)
1
TU Berlin: Deposit Once
1
Technical University of Denmark: DTU Orbit
1
University of Bayreuth: ERef Bayreuth
1
University of Hertfordshire: UH Research Archive
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
1
Wageningen UR (University & Research Centre): Digital Library
1
Wiley Online Library (via Crossref)
1
Zenodo
1