- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)8
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)3
- Lennauchfilm2
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)2
- Akhtamzian, A. A.1
- Bookbinder, Alan1
- Colton, Timothy J.1
- Doder, Dusko1
- Geller, Mikhail1
- Gomulka, Stanislaw1
- Gruzinskaia Studiia Nauchno-populiarnykh i Dokumentalnykh Filmov1
- Henderson, Loy W.1
- International Sakharov Hearings1
- Jackson, James O.1
- Johnson, A. Ross1
- Khazanov, Boris1
- Krasnov, Vladislav1
- Lee, William T.1
- Lincoln, W. Bruce1
- Matthews, Mervyn1