Institution
University Library of Regensburg
38
Saxon State and University Library
32
Bavarian State Library
27
Universitätsbibliothek der Humboldt-Universität zu Berlin
27
Bibliothèque Nationale et Universitaire de Strasbourg
16
Zentralbibliothek Zürich
8
Toulouse and Midi-Pyrénées Universities Libraries Network
5
University and Regional Library of Tyrol
3
Basel University Library
2
Library service of the University of Strasbourg
2
University of Graz
1
University Library Salzburg
1