Kontinentalʹnai︠a︡ Blokada i Rossii︠a︡ / 
Academy of Sciences of the Union of Soviet Socialist Republics (Moscow). - Institute of History. - Leningrad Section.
Zlotnikov, M. F.
I︠A︡t︠s︡unskiĭ, V. K.
Moskva, 
1966.