The low-level plutonium spill at NIST-Boulder : contamination of lab and personnel : hearing before the Subcommittee on Technology and Innovation, Committee on Science and Technology, House of Representatives, One Hundred Tenth Congress, second session, July 15, 2008.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008.