- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)2
- Antonov-Ovseenko, Anton1
- Conquest, Robert1
- Kruse, John1
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)1
- Medvedev, Roy Aleksandrovich1
- Morozow, Michael1
- Romano-Petrova, N.1
- Rosenfeldt, Niels Erik1
- Rybakov, Anatolii1
- Simin, Alexander1
- Spriano, Paolo1
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)1
- Urban, George R.1
- Zimin, A.1
- Zinov'ev, Aleksandr1