1. National truck trip information survey (nttis);Blower,1988
2. Analysis of accident rates of heavy-duty vehicles;Campbell,1988
3. Fatal accident involvement rates by driver age for large trucks;Campbell,1988
4. Trucks involved in fatal accidents, 1980–1984, by power unit type;Carsten,1987
5. A report to Congress on large-truck accident causation;Eicher,1982