Institution
University Library of Regensburg
487
Zentralbibliothek Zürich
451
Universitätsbibliothek der Humboldt-Universität zu Berlin
267
Saxon State and University Library
176
Bern University Library
137
Basel University Library
84
University of Graz
51
University and Regional Library of Tyrol
46
University Library of Greifswald
11
Library of the Medical University of Vienna
3
University Library Salzburg
1