(Hurriyet, Dow Jones Newswires - 03/03/12, Πρακτορείο ειδήσεων ACTMedia, Romania-Insider 01/03/12, Standard and Poor's, AFO - 29/02/12)
(Hürriyet, Dow Jones Newswires - 03/03/12; ACTMedia Haber Ajansı, Romania-Insider 01/03/12; Standard and Poor's, AFO - 29/02/12)