Content Provider
LeibnizOpen (The Leibniz Association)
38
Arctic Data Center (via DataONE)
24
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
10
Unknown
10
Australian National University: ANU Digital Collections
9
IEDA: US Antarctic Program Data Center (via DataONE)
9
Zenodo
8
DataCite Metadata Store (German National Library of Science and Technology)
7
Frontiers: Figshare
4
Aarhus University: Research
3
Directory of Open Access Journals: DOAJ Articles
3
University of Copenhagen: Research
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
Bath Spa University: Figshare
2
HELDA – University of Helsinki Open Repository
2
Renate - Repositorium für Naturwissenschaften und Technik (TIB Hannover)
2
University of Massachusetts: ScholarWorks@UMass Amherst
2
Université de Nantes: HAL-UNIV-NANTES
2
Archivio della ricerca dell'Università di Parma (CINECA IRIS)
1
DORA Eawag
1
DataSpace at Princeton University
1
Digital.CSIC (Spanish National Research Council)
1
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
1
HAL - Université de La Rochelle
1
Institut national des sciences de l'Univers: HAL-INSU
1
Jultika - University of Oulu repository
1
Justus-Liebig-Universität Giessen: JLUpub
1
Lund University Publications (LUP)
1
MDPI Open Access Publishing
1
NOAA NCEI Environmental Data Archive (via DataONE)
1
Peoples' Friendship University of Russia (RUDN): Open repository
1
Portal Czasopism Naukowych (E-Journals)
1
Publication Server of the Justus-Liebig-University of Giessen
1
Qatar University: QU Institutional Repository
1
San José State University: SJSU ScholarWorks
1
The Czech Academy of Sciences: Publication Activity (ASEP)
1
UFZ - Publication Index (Helmholtz-Centre for Environmental Research)
1
Umeå University: Publications (DiVA)
1
University of California: eScholarship
1
University of North Texas: UNT Digital Library
1
University of Tromsø: Munin Open Research Archive
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1
Università degli Studi di Urbino: CINECA IRIS
1
Università degli studi della Tuscia: Unitus DSpace
1
Université Grenoble Alpes: HAL
1
Université Laval: CorpusUL
1
Université de Sherbrooke: Savoirs UdeS
1
Université du Québec à Trois-Rivières: Dépôt numérique de UQTR
1
Wageningen UR (University & Research Centre): Digital Library
1
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
1