- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)12
- Chamberlain, Lesley1
- Conquest, Robert1
- Eisenstein, Sergei1
- Fainberg, Dina1
- Germany (West). Auswärtiges Amt1
- Gorlizki, Yoram1
- Koenker, Diane1
- Komaromi, Ann1
- Parisi, Valentina1
- Shlapentokh, Vladimir1
- Silnitskii, Frantishek1
- Standley, William Harrison1
- Supplied on B.O.1
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)1
- Zverev, R. IA1