Ф.545 - Fund 545. International Brigades of the Republican Army of Spain /

Ф.545,оп.3 - Inventory 3. Documents of 35 and 45 divisions, 10-15, 129 international brigades and formations of the Republican army of Spain /

Ф.545,оп.3,д.467 - Case 467. Diary of the commander of the 15th brigade, Lieutenant Colonel Chopich, on the creation of the brigade and its participation in military operations