1. Traffic Monitoring Review;Anon;London: GLC, Statistical Series report No. 41,1985
2. The composition of gasolines used in vehicle testing at Warren Spring Laboratory 1984–1987;Bailey,1989
3. Hydrocarbons: identification of air quality problems in member states of the European Communities;Bouscaren,1987
4. Survey of gaseous air pollutants at selected U.K. sites: XXI data digest for Cromwell Road, London, 1984;Broughton,1987
5. Surveys of gaseous air pollutants at selected U.K. sites: XX data digest for central London Laboratory, 1984;Broughton,1987