- Open Society Archives at Central European University6
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)5
- Hanák, Péter2
- Héderváry, Claire de2
- Matthews, John P. C.2
- Adam, Jan1
- Batt, Judy1
- Borsody, Stephen1
- Csákó, Mihály1
- Dembinski, Pawel H.1
- Doel, Theo van den1
- Fauszt, Tímea1
- Focus on the Rusyns1
- Fox, Paul1
- Garton Ash, Timothy1
- Hardi, Peter1
- Horecky, Paul Louis1
- Kautsky, Karl1
- Kirk, Mary E.1
- Labov, Jessie1