Natural Gas News Reuters: PetroChina hikes shale gas spending to more than $1.6 bln Apr 18, 2014 7:45:pm
Natural Gas News Novinite: Bulgaria Will Fight for South Stream Gas Pipeline – Energy Minister Apr 18, 2014 1:56:pm
Natural Gas News AzerNews: Need for Strong and Large-Scale Southern Energy Corridor Apr 18, 2014 1:56:pm
Natural Gas News Focus: Sabine Berger: The South Stream project requires political negotiations Apr 17, 2014 5:33:pm