1. National Motor Vehicle Crash Causation Survey: Report to Congress;U.S. Department of Transportation National Highway Traffic Safety Administration,2008
2. Sampling Design Used in the National Motor Vehicle Crash Causation Survey;U.S. Department of Transportation National Highway Traffic Safety Administration,2008
3. Census QuickStats;Australian Bureau of Statistics,2016
4. Hospitalised injury due to land transport crashes;Australian Institute of Health and Welfare,2018