1. Broughton, J., 1990. Trends in drink/driving revealed by recent road accident data, TRL Report RR266. Transport Research Laboratory, Crowthorne.
2. The theoretical basis for comparing the accident record of car models;Broughton;Accid. Anal. Prev.,1996
3. The British index for comparing the accident record of car models;Broughton;Accid. Anal. Prev.,1996
4. Broughton, J., Allsop, R.E., Lynam, D.A., McMahon, C.M., 2000. The numerical context for setting national casualty reduction targets, TRL Report 382. Transport Research Laboratory, Crowthorne.
5. Francis, B., Green, M., Payne, C. (Eds.), 1993. The GLIM System, Release 4 Manual. Clarendon Press, Oxford.