Content Provider
MTAK: REAL (Library and Information Centre of the Hungarian Academy of Sciences
148
University of Debrecen Electronic Archive (DEA)
145
University of Szeged: SZTE Repository of Papers and Books
124
WikiBooks - Open-content textbooks
33
Hungarian Electronic Library (MEK)
20
MTAK Folyorat-Szerkesztö Rendszer (Magyar Tudományos Akadémia Könyvtára)
17
Directory of Open Access Journals: DOAJ Articles
15
Eötvös Loránd University: ELTE Digital Institutional Repository (EDIT)
15
University of Debrecen Publishing Platform
15
HuVetA - Hungarian Veterinary Archive
14
University of Szeged: SZTE Repository of Publications
13
Ludovika HU Journals
12
Kaposvar University: E-Journals
11
University of Michigan: Digital Collections
7
DataCite Metadata Store (German National Library of Science and Technology)
6
SZTE OJS Journals (University of Szeged)
5
University of West Hungary: Repository of Publications
5
University of Szeged: SZTE Repository of Dissertations
4
Hathi Trust Digital Library
2
Intézményi Publikációk Repozitóriuma (Eszterházy Károly Egyetem, Eger - Eszterházy Károly University of Applied Sciences)
2
Knowledge Portal University of Public Service Ludovika
2
OLAC: Open Language Archives Community
2
SFU Digitized Collections (Simon Fraser University)
2
Unknown
2
BME MDA - a Műegyetem Digitális Archivuma
1
Center for Jewish History: Digital Collections
1
Corvinus University of Budapest: Research Archive
1
Electronic editions of the Faculty of Philosophy, University of Novi Sad
1
MTAK: REAL-EOD (Library and Information Centre of the Hungarian Academy of Sciences
1
MTAK: REAL-MS (Library and Information Centre of the Hungarian Academy of Sciences
1
Munich Personal RePEc Archive (MPRA - Ludwig-Maximilians-University Munich)
1
Pécsi Egyetemi Archívum (pea - University of Pécs)
1
RIFDT (Repository of Institute for Philosophy and Social Theory of the University in Belgrade)
1
The Portal to Texas History (University of North Texas)
1