H.R. 7336: Helium-energy Act of 1980 : hearing before the Subcommittee on Energy Research and Production and the Subcommittee on Energy Development and Applications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-sixth Congress, second session, June 17, 1980.
United States.Congress.House.Committee on Science and Technology.Subcommittee on Energy Research and Production.
United States.Congress.House.Committee on Science and Technology.Subcommittee on Energy Development and Applications.
Washington : USGPO,
1981.
Helium