1. Montreal protocol on substances that deplete the ozone layer. United Nations Environment Program, Final Act, 1987.
2. Montreal protocol on substances that deplete the ozone layer, as adjusted and amended by the second meeting of the parties. United Nations Environment Program, London, 27–29 June 1990.
3. WMO, Scientific Assessment of Ozone Depletion: 1994, Global Ozone Research and Monitoring Project Report No. 37, World Meteorological Organization, Geneva, 1995.
4. Integrated absorption intensities of haloethanes and halopropanes