The Science Behind the Environmental Protection Agency's (EPA's) Proposed Revisions to the National Ambient Air Quality Standards for Ozone and Particulate Matter, Parts I-III: Hearings Before the Subcommittee on Energy and Environment of the Committee on Science, U.S. House of Representatives, One Hundred Fifth Congress, First Session, March 12, May 7 and 21, 1997, Volume 4
United States. Congress. House. Committee on Science. Subcommittee on Energy and Environment
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