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2. http://www.world-nuclear.org/info. 2012 data.
3. Werner, James D.; U.S. Spent Nuclear Fuel Storage, Congressional Research Service, CRS Report for Congress, 7-5700, R42513, May 24, 2012.
4. Hanson, Brady; Alsaed, Halim; Stockman Christine; Enos, David; Meyer, Ryan; Sorenson, Ken; Gap Analysis to Support Extended Storage of Used Nuclear Fuel, Rev. 0, FCRD-USED-2011-000136 Rev. 0, PNNL-20509, January 31, 2012.
5. U.S. Nuclear Regulatory Agency; Identification and Prioritization of the Technical Information Needs Affecting Potential Regulation of Extended Storage and Transportation of Spent Nuclear Fuel; Draft for comment.