Institution
Universitätsbibliothek der Humboldt-Universität zu Berlin
14
Bibliothèque Nationale et Universitaire de Strasbourg
7
National Library of Sweden - Kungliga biblioteket
3
Bavarian State Library
2
University of Graz
2
Saxon State and University Library
2
University Library of Regensburg
2
Zentralbibliothek Zürich
2
Basel University Library
1
National Library of the Czech Republic
1
University Library Salzburg
1
UiT The Arctic University of Norway - University library
1
Umeå University Library
1