1. U.S. Department of Energy, Annual Energy Outlook 2013, U.S. Energy Information Administration (EIA), DOE/EIA-0383(2013) (Washington, DC: U.S. Department of Energy, 2013).
2. MIT Energy Initiative, MIT Report, The Future of Natural Gas (Cambridge, MA: Massachusetts Institute of Technology, 2011).
3. International Atomic Energy Agency, Power Reactor Information System (PRIS) (Vienna, Austria: International Atomic Energy Agency, 2013).