Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
100
University Library of Regensburg
98
Bavarian State Library
58
Library of the Academy of Sciences of the Czech Republic
29
Zentralbibliothek Zürich
6
University and Regional Library of Tyrol
4
Research Library Olomouc
4
Basel University Library
2
University Library of Greifswald
2
Saxon State and University Library
2
Bern University Library
2
Library service of the University of Strasbourg
2
Academic health library (Paris)
1
University of Graz
1
University Library Salzburg
1
Vienna City Library
1