(FT, Dnevnik, Mediapool, Europe.bg - 10/06/08, SNA, Dnevnik, Mediapool, Europe.bg, Βουλγαρική Κυβέρνηση - 09/06/08, BBC - 07/06/08, Mediapool - 04/06/08, The Times - 23/05/08)
(FT, Dnevnik, Mediapool, Europe.bg - 10/06/08; SNA, Dnevnik, Mediapool, Europe.bg, Bulgaristan Hükümeti - 09/06/08; BBC - 07/06/08; Mediapool - 04/06/08; The Times - 23/05/08)