- Dewdney, Andrew1
- Flusser, Vilém1
- Gal, Dani1
- Janson, Horst Woldemar1
- Kotkin, Stephen1
- Madero, Marta1
- Mitta, Evgeniy1
- Open Society Archives at Central European University1
- Parisi, Valentina1
- Siklósi, Szilveszter1
- Supplied on B.O.1
- Tatarkiewicz, Władysław1
- Voorhies, James Timothy1