- Makarov, Nikolay2
- Open Society Archives at Central European University2
- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)2
- Drygas, Maciej1
- Gabrilyan, Alexander1
- Horst, Aliona van der1
- Lutsik, Pyotr1
- Miroshnichenko, Anastasiya1
- Moiseenko, Anna1
- Mokhamet, Dmitri1
- Muhu, Meelis1
- Pavlov, Mikhail1
- Schweizer, Daniel1
- Shymko, Svitlana1
- United States. Department of the Army1