1. Pedestrian Safety;Biel,1970
2. Relationship of accident frequency to travel exposure;Brög;Transpn. Res. Rec.,1982
3. Pedestrian accidents and exposure in Australia;Cameron,1976
4. Driver exposure: The indirect approach for obtaining relative measures;Cerrelli;Accid. Anal. & Prev.,1973
5. A review of pedestrian, pedalcyclísts and motorcyclists in relation to road safety;Foldvary,1973