Institution
University Library of Regensburg
16
Saxon State and University Library
15
Bavarian State Library
11
Universitätsbibliothek der Humboldt-Universität zu Berlin
10
University Library of Greifswald
2
National Library of Sweden - Kungliga biblioteket
2
Zentralbibliothek Zürich
2
Toulouse and Midi-Pyrénées Universities Libraries Network
1
University of Graz
1
UiT The Arctic University of Norway - University library
1