Institution
Bavarian State Library
26
University Library of Regensburg
25
Universitätsbibliothek der Humboldt-Universität zu Berlin
21
Zentralbibliothek Zürich
3
University of Graz
1
National Library of Sweden - Kungliga biblioteket
1
University and Regional Library of Tyrol
1
UiT The Arctic University of Norway - University library
1