Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
41
Open-Access-Publikationsserver der Humboldt-Universität: edoc-Server
4
Publication Server of Goethe University Frankfurt am Main
3
Max Planck Society: MPG.PuRe
2
University of Szeged: SZTE Repository of Papers and Books
2
BORIS (Bern Open Repository and Information System, University of Bern)
1
Croatian Digital Theses Repository (National and University Library in Zagreb)
1
DigiZeitschriften: The German digital journal archive (Göttingen University Library)
1
Directory of Open Access Journals: DOAJ Articles
1
Dresden University of Technology: Qucosa
1
EconStor (German National Library of Economics, ZBW)
1
MOnAMi - Publication Server of the University of Applied Sciences Mittweida
1
RUNIOS - Repository of Josip Juraj Strossmayer University of Osijek
1
TUHH Open Research (TORE - Technische Universität Hamburg)
1
Unknown
1
Zenodo
1
o-bib (E-Journal, VDB - The Association of German Librarians)
1