(CNN, BBC, The New York Times, USA Today, Sky News, RFE/RL, VOA, Guardian, Zaman, Hurriyet, B92, Tanjug, The Sofia Echo, πρακτορείο ειδήσεων Σόφια, Dnevnik.bg, Trend News Agency - 02/05/11)
(CNN, BBC, The New York Times, USA Today, Sky News, RFE/RL, Glas Amerike, Guardian, Zaman, Hurriyet, B92, Tanjug, The Sofia Echo, Sofijska tiskovna agencija, Dnevnik.bg, Tiskovna agencija Trend - 02/05/11)