1. Neudorff LG Randall JE Reiss R Gordon R Freeway Management and Operations Handbook 3 2003
2. Giuliano G Incident characteristics, frequency, and duration on a high volume urban freeway 1988
3. TRB Highway Capacity Manual: Special Report 209 1994
4. Carvell JD Jr. Balke K Ullman J Fitzpatrick K Nowlin L Brehmer C Freeway Management Handbook 1997
5. A review of traffic incident duration analysis;Wang;Journal of Transportation Systems Engineering and Information Technology,2005