%0 Generic %T Technical aspects of nuclear nonproliferation safeguards : hearings before the Subcommittee on Energy Research and Production of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, August 3 and 4, 1982. %U https://ezaccess.libraries.psu.edu/login?url=http://congressional.proquest.com/congcomp/getdoc?HEARING-ID=HRG-1982-TEC-0078