- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)54
- International Sakharov Hearings3
- Sakharov, Andrei3
- Bonavia, David2
- Bukovskii, Vladimir Konstantinovich2
- Etkind, E. G.2
- Grigorenko, P. G.2
- Gusarov, Vladimir Nikolaevich2
- Markov, Georgi2
- Samizdat Archives2
- Shentalinskii, Vitalii2
- Alexiev, Alex1
- Amal'rik, Andrei1
- Amalʹrik, Andrei1
- Arca, Nurdan1
- Astrouskaya, Tatsiana1
- Berg, Raisa1
- Bezborodov, A. B.1
- Bonnėr, Elena1
- Brumberg, Abraham1