prepared by the Congressional Research Service, Library of Congress ; transmitted to the Committee on Science, Space, and Technology, U.S. House of Representatives, One Hundred Second Congress, first session
prepared for the Permanent Subcommittee on Investigations of the Committee on Governmental Affairs, United States Senate by the Congressional Research Service, Library of Congress
prepared by the Environment and Natural Resources Policy Division of the Congressional Research Service of the Library of Congress for the Committee on Environment and Public Works, U.S. Senate, at the request of Senator Edmund S. Muskie
prepared by the Congressional Research Service for the use of the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, U.S. House of Representatives