Dokumenty i Materialy po Istorii Sovetskopolʹskikh Otnosheniĭ /
Academy of Sciences of the Union of Soviet Socialist Republics (Moscow). - Institute of Slavonic Studies.
Khrenov, I. A.(Ivan Aleksandrovich)
Gonserovskai︠a︡-Grabovskai︠a︡, N.
Moskva,
1963-1967.