Nuclear waste disposal policy : hearings before the Subcommittee on Energy Conservation and Power of the Committee on Energy an Commerce, House of Representatives, Ninety-seventh Congress, second session, on H.R. 1993, H.R. 2881, H.R. 3809, and H.R. 5016 ... June 8 and 10, 1982. (U.S. G.P.O., 1982)