Ėrmitazh za 200 let, 1764-1964. Istorii︠a︡ i sostav kollekt︠s︡iĭ, rabota muzei︠a︡ /
State Hermitage Museum (Leningrad)
Piotrovskiĭ, B. B.(Boris Borisovich),1908-1990.
Leningrad,
1966.