Pushkin v rabote nad arkhivnymi dokumentami ("Istorii︠a︡ Pugacheva") /
Ovchinnikov, Redzhinalʹd Vasilʹevich.
Leningrad :  Akademii︠a︡ Nauk SSSR, Otdeleniė Literatury i I︠A︡zyka, Pushkinskai︠a︡ Komissiya, 
1969.
Pushkin, Aleksandr Sergeevich, 1799-1837.