1. Adam Sieminski, U.S. Energy Information Administration, “Global Oil Geopolitics”, Rio Oil and Gas Conference, Rio de Janeiro, Brazil, 2012
2. KBC Advanced Technologies Inc., Energy Economics internal database of supply, demand, pricing, Annual Refining Outlook, Petro-Sim™ simulations
3. Federal Reserve Bank of St. Louis, FRED database,
http://research.stlouisfed.org
/fred2/
4. Eni, World Oil & Gas Reviews 2006–2012, Rome, Italy
5. U.S. Energy Information Administration, “U.S. Refinery Crude Oil Input Qualities”,
http://www.eia.gov
/dnav/pet/pct_pnp_crq_dcu_nus_m.h tm