Content Provider
Directory of Open Access Journals: DOAJ Articles
54
CyberLeninka (Scientific Electronic Library)
39
DataCite Metadata Store (German National Library of Science and Technology)
16
Unknown
8
Zenodo
6
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
4
Jultika - University of Oulu repository
4
University of Tartu: ojs.utlib.ee
4
HELDA – University of Helsinki Open Repository
3
RePEc (Research Papers in Economics)
3
SSOAR - Social Science Open Access Repository
3
Saint Petersburg State University: Research Repository (DSpace SPbU)
3
Aalto University Publication Archive (Aaltodoc)
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
David Rumsey Historical Map Collection (Cartography Associates)
2
Journals of Faculty of Arts, University of Ljubljana
2
Ural Federal University (URFU): ELAR
2
WikiBooks - Open-content textbooks
2
ArXiv.org (Cornell University Library)
1
Bentham Science Publishers (via Crossref)
1
BioMed Central
1
Brill (via Crossref)
1
Bulletin of the South Ural State University
1
Cambridge University Press
1
Digital Repository of Scientific Institutes (RCIN)
1
Discourse (E-Journal)
1
Doria (National Library of Finland)
1
Dove Medical Press
1
Edinburgh Research Archive (ERA - University of Edinburgh)
1
Emerald (via Crossref)
1
Federation of Finnish Learned Societies: Scientific Journals Online
1
GRO.publications (Göttingen Research Online Publications - Göttingen University)
1
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
1
IOP Publishing (via Crossref)
1
Journal on Ethnopolitics and Minority Issues in Europe (JEMIE)
1
LUTPub (LUT University)
1
MDPU Repository (Bogdan Khmelnitsky Melitopol State Pedagogical University)
1
MIR [World] (Modernization. Innovation. Research - E-Journal)
1
MTAK: REAL (Library and Information Centre of the Hungarian Academy of Sciences
1
Medical Council (E-Journal)
1
Munich Personal RePEc Archive (MPRA - Ludwig-Maximilians-University Munich)
1
National Institute for Health and Welfare (THL), Finland: Julkari
1
Natural Resources Institute Finland: Jukuri
1
OpenEdition
1
Pensoft Publishers
1
Publishing House Science and Innovation Center: E-Journals
1
Scientific Publishing Center INFRA - M
1
South Ural State University: Electronic Archive
1
Springer Nature
1
The Scientific Journal of Rezeknes Augstskola
1
more ...