- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)382
- Open Society Archives at Central European University5
- Héderváry, Claire de3
- Schiffer, Pál3
- Soros, George3
- Group Inconnu2
- Khrushchev, Nikita Sergeevich2
- Kornai, János2
- Lukács, György2
- Schumpeter, Joseph A.2
- Solomon, Alexandru2
- Varga, Eugen2
- Adams, Julia1
- Al Batal, Saeed1
- Almeida, Rosa Perez1
- Althusser, Louis1
- Amadae, S. M.1
- Bahro, Rudolf1
- Baier, Lionel1
- Barassi, Veronica1