Institution
National Library of Sweden - Kungliga biblioteket
63
Umeå University Library
53
Universitätsbibliothek der Humboldt-Universität zu Berlin
52
Library of the Academy of Sciences of the Czech Republic
24
Toulouse and Midi-Pyrénées Universities Libraries Network
7
Moravian Library in Brno
5
University Library in Bratislava
4
Uppsala University Library
1