Institution
University Library of Regensburg
145
Bavarian State Library
136
Universitätsbibliothek der Humboldt-Universität zu Berlin
120
Zentralbibliothek Zürich
25
University and Regional Library of Tyrol
9
University Library of Greifswald
5
Basel University Library
3
National Library of Sweden - Kungliga biblioteket
3
University of Graz
2
National Library of the Czech Republic
1
UiT The Arctic University of Norway - University library
1