(Dnevnik.bg, Standart - 12/04/10, Reuters, Mediapool, Dnevnik.bg, Πρακτορείο ειδήσεων Σόφιας - 11/04/10, Reuters, AP, AFP, DPA, Bloomberg, Wall Street Journal, Capital.bg, Dnevnik.bg, Mediapool, The Sofia Echo, Πρακτορείο ειδήσεων Σόφιας - 09/04/10)
(Dnevnik.bg, Standart - 12/04/10; Reuters, Mediapool, Dnevnik.bg, Sofia Haber Ajansı - 11/04/10; Reuters, AP, AFP, DPA, Bloomberg, Wall Street Journal, Capital.bg, Dnevnik.bg, Mediapool, The Sofia Echo, Sofya Haber Ajansı - 09/04/10)