1. Adams, C. K., & Holmgreen, R. J. (1986). Asphalt properties and pavement performance. Texas A&M University.
2. Asphalt Institute. (1996). Performance graded asphalt binder specification and testing. Superpave Series No. 1 (SP-1). Asphalt Institute.
3. Asphalt Institute. (2011). The asphalt binder handbook. Manual Series No. 26 (MS-26). Asphalt Institute.
4. CEN. (2009). EN 12591:2009. Bitumen and bituminous binders - Specifications for paving grade bitumens.
5. CEN. (2010). EN 14023:2010. Bitumen and bituminous binders - Framework specification for polymer modified bitumens.