Natural Gas News Netherlands: Wintershall Starts Production from K18-Golf Tight Gas Field Mar 6, 2012 4:15:pm
Natural Gas News Warsaw Business Journal: Does shale gas extraction really not pollute? Mar 6, 2012 9:21:am
Natural Gas News WPR: Global Insider: Without Fracking, Bulgaria is Stuck on Russian Gas Mar 6, 2012 9:05:am
