1. IEA. World Energy Investment Outlook: Special Report (OECD/IEA, Paris, 2014).
2. EnergyWeb@2010, www.bpa.gov
3. A. Belogoryev, “Unconventional gas-a strategic challenge,” Efficient Anti-crisis Management 2, 32–43 (2014).
4. K. Rose, Alternative to Alternative: US Finds Alternative to Shale Gas, http://top.rbc.ru/economics/08/04/2014/916326.shtml
5. F. Willershausen, “No reasons for Europe to be afraid for its energy security: Russian-Chinese gas contract and its implications,” Russia Today and Tomorrow (Friedrich Ebert Foundation (Russian Branch, Ì., July 2014)