Institution
Bavarian State Library
849
Saxon State and University Library
281
Bern University Library
17
Universitätsbibliothek der Humboldt-Universität zu Berlin
16
Library of the Academy of Sciences of the Czech Republic
11
Research Library Olomouc
11
Basel University Library
6
Academic health library (Paris)
1
University of Graz
1
The Swiss National Library
1
University and Regional Library of Tyrol
1