TitleThe state of transboundary air pollution. 1992 update : report prepared within the framework of the Convention on Long-Range Transboundary Air Pollution.
pt. 1. Strategies and policies for air pollution abatement : 1992 review - pt. 2. Results from integrated assessment modelling analysis of sulphur abatement strategies - pt. 3. The 1992 report on forest condition in Europe executive summary.