- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)60
- Lennauchfilm2
- Machulski, Juliusz2
- Verhaag, Bertram2
- Aleksandrov, Grigori1
- Ambo, Phie1
- Berlinger, Joe1
- Briffa, Edward1
- Friesland, Jan van1
- Gueret, Eric1
- Heinemann, Tom1
- Irkutskaia Studiia Kinokhroniki1
- Juozapaviciute, Monika1
- Kage, Jens Ch1
- Kondratiuk, Andrzej1
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)1
- Leopardi, Marco1
- Lindsay, Jim1
- Livnev, Sergei1
- Madsen, Michael1