New data on depletion of the ozone layer [microform] : hearing before the Subcommittee on Science, Technology, and Space of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Second Congress, first session, April 16, 1991.
United States.Congress.Senate.Committee on Commerce, Science, and Transportation.Subcommittee on Science, Technology, and Space.
Washington [D.C.] : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,
1991.
Microfiche.
Atmospheric ozone
Ozone layer depletion
Ultraviolet radiation