Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
96
LeibnizOpen (The Leibniz Association)
85
PANGAEA - Data Publisher for Earth & Environmental Science
84
Research Data Australia (Australian National Data Service - ANDS)
28
Unknown
15
Arctic Data Center (via DataONE)
12
Directory of Open Access Journals: DOAJ Articles
11
MDPI Open Access Publishing
8
Defense Technical Information Center: DTIC Technical Reports database
6
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
5
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
4
Université de Nantes: HAL-UNIV-NANTES
4
Institut national des sciences de l'Univers: HAL-INSU
3
University of Central Florida (UCF): STARS (Showcase of Text, Archives, Research & Scholarship)
3
Zenodo
3
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Archive de l'Observatoire de Paris (HAL)
2
ENEA-IRIS Open Archive (Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile)
2
HAL Sorbonne Université
2
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
2
International Arctic Research Center (IARC) Data Archive (via DataONE)
2
ORNL DAAC (via DataONE)
2
The Royal Society: Figshare
2
UCF Digital Collections (University of Central Florida)
2
Université Paris Seine: ComUE (HAL)
2
Université de Paris: Portail HAL
2
Aalto University Publication Archive (Aaltodoc)
1
Aarhus University: Research
1
BioMed Central
1
Biodiversity Heritage Library (BHL)
1
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
1
IRIS Università degli Studi di Bologna (CRIS - Current Research Information System)
1
JPL Technical Report Server
1
Météo-France: HAL
1
National Research Council Canada: NRC Publications Archive
1
National Space Science Center: NSSC OpenIR (Chinese Academy of Sciences)
1
Regional and Global Biogeochemical Dynamics Data (RGD) (via DataONE)
1
Sapienza Università di Roma: CINECA IRIS
1
Technical University of Denmark (DTU): Fighsare
1
University College London: UCL Discovery
1
University of North Texas: UNT Digital Library
1
Université Grenoble Alpes: HAL
1
Université Savoie Mont Blanc: HAL
1
Université Toulouse III - Paul Sabatier: HAL-UPS
1
Université de Bourgogne (UB): HAL
1
Université de Rennes 1: Publications scientifiques (HAL)
1