- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)8
- Burleigh, Michael1
- Cocks, Geoffrey1
- Eley, Geoff1
- Engelmann, Bernt1
- Ericksen, Robert P1
- Haffner, Sebastian1
- Hughes, Michael1
- Juhász, Gyula1
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)1
- Lennauchfilm1
- Metcalfe, Philip1
- Peukert, Detlev1
- Read, Anthony1
- Smith, Woodruff D.1
- Spitzy, Reinhard1
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)1