- Berdiaev, Nikolai7
- Dallin, Alexander7
- Fic, Victor M.7
- Institut zur Erforschung der UdSSR7
- Ivens, Joris7
- Medvedev, Zhores A.7
- Morris, Errol7
- Pipes, Richard7
- Schapiro, Leonard Bertram7
- US Department of State7
- United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Europe and the Middle East7
- American Refugee Committee6
- Aron, Raymond6
- De Nooijer, Paul6
- European Roma Rights Center6
- International Commission of Jurists (1952- )6
- Lanzmann, Claude6
- Lewytzkyj, Borys6
- Pastor, Peter6
- Russell, Bertrand6