Natural Gas News Ukrainian Journal: Ukraine expected to sign shale gas PSA with Chevron by early November Sep 26, 2012 8:51:am
Natural Gas News Bloomberg: Gazprom’s South Stream to Stick to Pipeline Schedule Amid Probe Sep 21, 2012 5:55:pm
Natural Gas News Balkan Chronicle: The South Stream or Nabucco: A New Dilemma of Europe? Aug 29, 2012 1:23:am