Content Provider
University of Vienna: Phaidra
19
Jultika - University of Oulu repository
6
Directory of Open Access Journals: DOAJ Articles
4
Unknown
4
Zenodo
4
CESSDA DC Data Catalogue (Consortium of European Social Science Data Archives)
2
Croatian Digital Theses Repository (National and University Library in Zagreb)
2
DataCite Metadata Store (German National Library of Science and Technology)
2
Alia - Finnish Social Science Data Archive
1
Ghent University Academic Bibliography
1
Helsingfors Universitet: HELDA – Helsingin yliopiston digitaalinen arkisto
1
LaCRIS - University of Lapland Current Research System
1
MDPI Open Access Publishing
1
Open-Access-Publikationsserver der Humboldt-Universität: edoc-Server
1
OpenEdition
1
Siberian Federal University: Archiv Elektronnych SFU
1
Stockholm University: Publications (DiVA)
1
UEF eRepository (University of Eastern Finland)
1
Umeå University: Publications (DiVA)
1
University College London: UCL Discovery
1
University Scientific Journals University of Gdansk (UGN)
1
University of Groningen research database
1
University of Tartu: ojs.utlib.ee
1
University of Wisconsin-Milwaukee: UWM Digital Commons
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1
Érudit.org (Université Montréal)
1