Gesellschaft der Musikfreunde in Wien. Archiv

http://www.worldcat.org/oclc/33016946

http://www.worldcat.org/oclc/301888130

http://www.worldcat.org/oclc/181915786

http://www.worldcat.org/oclc/53148259

http://www.worldcat.org/oclc/33061633

http://www.worldcat.org/oclc/29611607

http://viaf.org/viaf/141925455

http://www.worldcat.org/oclc/20164979

http://www.worldcat.org/oclc/20164257

http://www.worldcat.org/oclc/53189412

http://www.worldcat.org/oclc/181917225

http://www.worldcat.org/oclc/20164249

http://www.worldcat.org/oclc/33154329

http://www.worldcat.org/oclc/53189406

http://www.worldcat.org/oclc/35002970

http://www.worldcat.org/oclc/20164241

http://www.worldcat.org/oclc/32928268

http://www.worldcat.org/oclc/37732778

http://www.worldcat.org/oclc/79357843

http://www.worldcat.org/oclc/53189411

http://www.worldcat.org/oclc/32928270

http://www.worldcat.org/oclc/181916046

http://www.worldcat.org/oclc/53189413

http://www.worldcat.org/oclc/42037227