Content Provider
MTAK: REAL (Library and Information Centre of the Hungarian Academy of Sciences
16
Ludovika HU Journals
7
University of Szeged: SZTE Repository of Papers and Books
6
Directory of Open Access Journals: DOAJ Articles
4
MTAK Folyorat-Szerkesztö Rendszer (Magyar Tudományos Akadémia Könyvtára)
4
HuVetA - Hungarian Veterinary Archive
2
SZTE OJS Journals (University of Szeged)
2
University of Debrecen Electronic Archive (DEA)
2
University of Debrecen Publishing Platform
2
Munich Personal RePEc Archive (MPRA - Ludwig-Maximilians-University Munich)
1
Unknown
1