Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
10,225
Directory of Open Access Journals: DOAJ Articles
639
CyberLeninka (Scientific Electronic Library)
418
Theseus.fi (Open Repository of the Universities of Applied Sciences)
408
Unknown
237
Zenodo
207
Federation of Finnish Learned Societies: Scientific Journals Online
174
The Library of Congress: American Memory
169
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
93
PubMed Central (PMC)
88
Wiley Online Library
83
National Institute for Health and Welfare (THL), Finland: Julkari
81
HELDA – University of Helsinki Open Repository
78
Natural Resources Institute Finland: Jukuri
75
RePEc (Research Papers in Economics)
68
University of Michigan: Digital Collections
62
HighWire Press (Stanford University)
59
PennState: Digital Collections
58
Jultika - University of Oulu repository
45
UEF eRepository (University of Eastern Finland)
45
Springer Nature (via Crossref)
43
LeibnizOpen (The Leibniz Association)
41
LUTPub (LUT University)
36
ScienceDirect (Elsevier - via Crossref)
34
Saint Petersburg State University: Research Repository (DSpace SPbU)
33
Ural Federal University (URFU): ELAR
33
Interactive Plus (E-Journal)
32
MDPI Open Access Publishing
31
MIT Libraries Dome
28
IOP Publishing
26
JYX - Jyväskylä University Digital Archive
26
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
25
SAGE Publications (via Crossref)
25
University of Tartu: ojs.utlib.ee
25
University of Turku: UTUPub
24
Oxford University Press (via Crossref)
23
Doria (National Library of Finland)
22
Informa (via Crossref)
22
Cambridge University Press
21
ScienceDirect (Elsevier)
20
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
20
NORA (National aggregator of open repositories of Russian universities)
19
LAEI VL (Lithuanian Institute of Agrarian Economics Virtual Library)
18
LSRC VL (Lithuanian Social Research Centre Virtual Library)
18
University of Washington, Seattle: Digital Collections
18
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
15
OLAC: Open Language Archives Community
15
SSOAR - Social Science Open Access Repository
15
Université de Nantes: HAL-UNIV-NANTES
15
Institut national des sciences de l'Univers: HAL-INSU
14
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