1. Ackerman, M., 1971, Ultraviolet solar radiation related to mesospheric processes, in G. Fiocco, (ed.), Mesospheric Models and Related Experiments. D. Reidel, Dordrecht, pp. 149?159.
2. Borisenkov, Ye. P., and Kazekov, Yy. Ye., 1977, Effect of freons and halocarbons on the ozone layer of the atmosphere and climate, Report, United Nations Environ. Programme, New York.
3. Chemical Manufacturers Association, 1983a, Carbon tetrachloride consumption in production of chlorofluorocarbons FC-11 and FC-12 report, Rep. of the Fluorocarbon Program Panel, Washington, D.C.
4. Chemical Manufactures Association, 1983b, Production, sales and calculated release of CFC 11 and 12 through 1982, Rep. of the Fluorocarbon Program Panel, Washington, D.C.
5. Chemical Manufacturers Association, 1986, Production, sales and calculated release of chlorofluorocarbons 11 and 12 through 1985, Rep. of the Fluorocarbon Program Panel, Washington, D.C.