- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)209
- United States. Department of State18
- United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Europe and the Middle East6
- Kennan, George F.5
- United States. Congress. Senate. Committee on Foreign Relations5
- Brzezinski, Zbigniew4
- Kissinger, Henry4
- Visnews4
- Nixon, Richard M.3
- Pacepa, Ion Mihai3
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)3
- UPTIN3
- Bell, Daniel2
- Brodie, Bernard2
- Burnham, James2
- Galbraith, John Kenneth2
- Harriman, W. Averell2
- Kahn, Albert Eugene2
- Kaufmann, William W.2
- Kennedy, John F.2