Content Provider
LeibnizOpen (The Leibniz Association)
21
University of Tasmania: UTas ePrints
10
Directory of Open Access Journals: DOAJ Articles
6
University of Tromsø: Munin Open Research Archive
6
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
2
Unknown
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
2
Aarhus University: Research
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Ghent University Academic Bibliography
1
Institut national des sciences de l'Univers: HAL-INSU
1
LIU - Linköping University: Publications (DiVA)
1
Lund University Publications (LUP)
1
NORA (National aggregator of open repositories of Russian universities)
1
Peoples' Friendship University of Russia (RUDN): Open repository
1
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
1
TU Delft: Institutional Repository (Delft University of Technology)
1
Technical University of Denmark: DTU Orbit
1
University of Bergen: Bergen Open Research Archive (BORA-UiB)
1
University of St Andrews: Research Portal
1
University of Tromsø: Septentrio Academic Publishing
1
University of the Highlands and Islands: Research Database of UHI
1
Università degli Studi di Milano-Bicocca: BOA (Bicocca Open Archive)
1
Wageningen UR (University & Research Centre): Digital Library
1