From the T︠S︡entralen dŭrzhaven arkhiv (Central State Archives), Bulgaria, Fond 371, Opis 3.
United States Holocaust Memorial Museum http://collections.ushmm.org/search/catalog/irn514496
The collection contains correspondence, decrees, and memoranda relating to the location of German troops, tax, financial, and property regulations, replacement of Jewish workers in the city of Vidin, Bulgaria, and memoranda regarding decorations, bonuses for the killing of partisans, and financial compensation for Allied bombardment.
Министерство на вътрешните работи и народното здраве (МВРНЗ) - Дирекция на общините и обществените грижи