Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
32
da|ra - Registration agency for social and economic data
31
Unknown
14
EconStor (German National Library of Economics, ZBW)
10
WikiBooks - Open-content textbooks
4
Hathi Trust Digital Library
3
Publication Server of Goethe University Frankfurt am Main
3
University of St. Gallen: Research Platform Alexandria
3
Wissenschaftliche Verlagsgesellschaft Stuttgart
3
DIAL@USL-B (Université Saint-Louis, Bruxelles)
2
GEO-LEOe-docs (FID GEO)
2
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
Open-Access-Publikationsserver der Humboldt-Universität: edoc-Server
2
OpenAgrar (OA)
2
University of Freiburg: FreiDok
2
University of Vienna: Phaidra
2
Berlin-Brandenburgischen Akademie der Wissenschaften (BBAW): Publications
1
Brandenburg University of Technology (BTU): Digital Repository
1
DigiZeitschriften: The German digital journal archive (Göttingen University Library)
1
ETH Zürich Research Collection
1
Eberhard Karls University Tübingen: Publication System
1
FIRe! - Publikationsserver des FIZBw (Fachinformationszentrum der Bundeswehr)
1
FWF-E-Book-Library (Austrian Science Fund) / Fonds zur Förderung der wissenschaftlichen Forschung
1
Georg-August-Universität Göttingen: GOEDOC
1
Georg-August-Universität Göttingen: eDiss
1
HiN (E-Journal)
1
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
1
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
1
KU Leuven: Lirias
1
Kujawsko-Pomorska Digital Library (Nicolaus Copernicus University Torun) / Kujawsko-Pomorska Biblioteka Cyfrowa
1
LaCRIS - University of Lapland Current Research System
1
MCS University Digital Library
1
OPUS - Publication Server of the University of Stuttgart
1
Open Research Library
1
PUB - Publications at Bielefeld University
1
Publication Server of Greifswald University
1
Publication Server of the Justus-Liebig-University of Giessen
1
The Library of Congress: American Memory
1
Universitet i Oslo: Digitale utgivelser ved UiO (DUO)
1
University of Michigan: Digital Collections
1
University of Potsdam: publish.UP
1
University of Tartu: Dspace
1
University of Technology Bergakademie Freiberg: Qucosa
1
e-rara.ch (ETH Zürich)
1
pedocs document server (German Education Portal/DIPF)
1