1. AASHTO, 2011. A Policy on Geometric Design of Highways and Streets, 6th ed.
2. AASHTO, 1998. Strategic Highway Safety Plan: A Comprehensive Plan to Substantially Reduce Vehicle-Related Fatalities and Injuries on the Nation’s Highways.
3. Bagdade, J., Nabors, D., McGee, H., Miller, R., Retting, R., 2012. FHWA: Speed Management: A Manual for Local Rural Road Owners.
4. Dingus, T.A., Klauer, S.G., Neale, V.L., Petersen, A., Lee, S.E., Sudweeks, J., Perez, M.A., Hankey, J., Ramsey, D., Gupta, S., Bucher, C., Doerzaph, Z.R., Jermeland, J., Knipling, R.R., 2006. The 100-Car Naturalistic Driving Study Phase II – Results of the 100-Car Field Experiment. Washington DC, doi:DOT HS 810 593.
5. Understanding speed concepts: key definitions and case study examples;Donnell;Transp. Res. Rec. J. Transp. Res. Board.,2009