Title: Hoi scheseis KKE kai KK Sovietikēs Henōsēs sto diastēma 1953-1977
Subjects: Sources, Kommounistikon Komma tēs Hellados, Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za, Gosudarstvennyĭ arkhiv Rossiĭskoĭ Federat︠s︡ii, History
Time periods: 20th century