1. Weather as a chronic hazard for road transportation in Canadian cities;Andrey;Natural Hazards,2003
2. Relationships between weather and road safety, past and future directions;Andrey;Climatology Bulletin,1990
3. Bomay, 2007. Work in Cold, Safety Resources, Bomay Group.
4. Effects of summer precipitation on urban transportation;Changnon;Climatic Change,1996
5. Environment Canada., Weather Office, Canada.. (accessed 26:07:2006).