Wall Street Journal – U.S. Oil-Production Rise Is Fastest Ever U.S. Oil-Production Rise Is Fastest Ever (English, 2013, PDF) by
Time – Small Towns Get Boost From Oil, Gas as Wealth Shifts Away From Cities Small Towns Get Boost From Oil, Gas as Wealth Shifts Away From Cities (English, 2012, PDF) by
El Universal – Estados Unidos: potencia petrolera Estados Unidos Potencia Petrolera (Español, 2012, PDF) by
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