Natural Gas News Hurriyet Daily News: South Stream not a rival to TANAP or Nabucco, energy minister says Dec 7, 2012 6:30:pm
Natural Gas News BNE: South Stream presents direct competition to the Nabucco project Nov 15, 2012 4:18:am
Natural Gas News Nabucco West - Perspectives and Relevance: The Reconfigured Scenario Nov 14, 2012 12:00:am