Natural Gas News Chevron and Shell Tipped to be Winners of Ukraine Shale Gas Bids May 10, 2012 6:20:am
Natural Gas News The Telegraph: Royal Dutch Shell eyes fledgling UK shale gas market Apr 26, 2012 10:25:pm
Natural Gas News Ukrainian News: Shell Admits Ukraine's Refusal of Gas Imports By 2030 Apr 5, 2012 9:37:am