- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)10
- Bergmann, Birgit1
- Bortstieber, Gertrud1
- Braunbek, Werner1
- Columbia University School of International Affairs1
- Dykhovichnyj, Ivan1
- Franz, Stefanie; Werani, Oliver1
- Hagen, Edgar1
- Le Carré, John1
- Lennauchfilm1
- Lindsay, Jim1
- Open Society Archives at Central European University1
- Pupin, Michael1
- Razumovskii, Alexander1
- Romm, Mikhail1
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)1
- Turchetti, Simone1
- Turchin, V. F.1