1. American Association of State Highway and Transportation Officials. (2008). Guide for pavement friction.
2. American Association of State Highway and Transportation Officials. (2010). Highway safety manual (1st ed., Vols. 1–3).
3. Anderson, D., Huebner, R., Reed, J., Warner, J., & Henry, J. (1998). Improved surface drainage of pavement (National Cooperative Highway Research Program Web Document 16). Transportation Research Board, National Research Council.
4. Angst, C., Beltzung, F., Bosshardt, D., Grolimund, H., & Pestalozzi, H. (2008). Low-noise road surfaces in urban areas. Final report. Federal Roads Office.
5. ASTM. (1996). ASTM E1845-96 Standard practice for calculating pavement macrotexture mean profile depth. ASTM International.