http://www.bloombergview.com/articles/2015-07-30/putin-s-energy-giant-falls-on-hard-times
http://www.the-american-interest.com/2015/07/30/putinology/
http://www.nzz.ch/meinung/allein-gegen-die-wahrheit-1.18588008
http://inopressa.ru/article/31Jul2015/inotheme/veto_obzor.html