Content Provider
LeibnizOpen (The Leibniz Association)
93
Unknown
12
Directory of Open Access Journals: DOAJ Articles
7
SSOAR - Social Science Open Access Repository
6
Norwegian Institute of international affairs: NUPI Research Online (Brage)
3
Wissenschaftliche Verlagsgesellschaft Stuttgart
2
Arctic Review on Law and Politics
1
DataCite Metadata Store (German National Library of Science and Technology)
1
Høgskolen i Innlandet: Brage INN
1
LaCRIS - University of Lapland Current Research System
1
Logos Verlag Berlin
1
Publication Server of Goethe University Frankfurt am Main
1
University of Basel: edoc
1
e-periodica (Swiss journals online, ETH Zurich)
1