- Medvedev, Roy Aleksandrovich4
- Grigorenko, P. G.3
- Hegedüs, András3
- Ulam, Adam B.3
- Bahro, Rudolf2
- Carrillo, Santiago2
- Elleinstein, Jean2
- Gecse, Gusztáv2
- Kopelev, Lev2
- Laks, Szymon2
- Solzhenitsyn, Aleksandr Isaevich2
- Syberberg, Hans-Jürgen2
- United States. Congress. Commission on Security and Cooperation in Europe2
- United States. Congress. Senate. Committee on Foreign Relations2
- Abshire, David M.1
- Ahmad, Feroz1
- Allio, René1
- Amal'rik, Giuzel'1
- Amnesty International1
- Andrle, Vladimir1