Nad "pugachevskimi" stranit︠s︡ami Pushkina
Ovchinnikov, R. V.(Redzhinalʹd Vasilʹevich)
Moskva Nauka
1981
Includes bibliographical references
Pushkin, Aleksandr Sergeevich, 1799-1837.
Pugachev, Emelʹi︠a︡n Ivanovich, -1775.