- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)9
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)8
- Lennauchfilm5
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)3
- Cohen, Stephen F.2
- Geller, Mikhail2
- Shevchenko, Arkady N.2
- Conquest, Robert1
- Corson, William R.1
- Daniels, Robert Vincent1
- Davidenko, G.1
- Doroshenko, V. S.1
- Dyker, David A.1
- Fel'shtinskii, IUrii1
- Filatʹev, D. V.1
- Gehrmann, Udo1
- Grabski, Ryszard Czesław1
- Gruzinskaia Studiia Nauchno-populiarnykh i Dokumentalnykh Filmov1
- International Sakharov Hearings1
- Jones, Peter1