Austrian National Library, Vienna
The Austrian State Archives, Vienna
Haus-, Hof- und Staatsarchiv, Vienna
University of Vienna Libraries
Austrian Academy of Sciences Library, Vienna
The Ottoman Archives of the Prime Minister’s Office, Istanbul
The Federal Archives of Germany
The Archives of Serbia, Belgrade
Historical Archives of Belgrade, Belgrade
Sarajevo Historical Archives, Sarajevo
Institute for Oriental Studies, Sarajevo
The Bosniak Institute
The Historical Archive of Macedonia, Thessaloniki
Central State Archives of Bulgaria, Sofia
National Library of Bulgaria, Sofia
The Russian State Historical Archive
