1. ABS, 2005. Motor Vehicle Census, Australian Bureau of Statistics. 〈www.ausstats.abs.gov.au〉 (accessed 17.10.6).
2. CARB, 1994. Benzo(a)Pyrene as a Toxic Contaminant. Part B: Health Assessment. California Air Resources Board and the Office of Environmental Health and Hazard Assessment, 187pp.
3. CARB, 1998. Proposed Identification of Diesel Exhaust as a Toxic Air Contaminant. Part A: Exposure Assessment. Californian Air Resources Board, 103pp.
4. Day, S.J., Heywood, R., Nelson, P.F., Roberts, D.B., Tibbett, A.R., 2000. Toxic emissions from diesel vehicles. Final Report to Environment Australia. Investigation Report ET/IR 344R, CSIRO Energy Technology, 63pp.
5. DEH, 2000. Fuel Quality Standards, Department of Environment and Heritage. 〈http://www.biodiversity.ea.gov.au/atmosphere/fuelquality/standards/index.html〉 (accessed 17.10.06).