1State of California Department of Transportation. Asphalt Rubber Usage Guide[M]. 2003.
2Heitzman, M. S. State of the Practice - Design and Construction of Asphalt Paving Materials with Crumb Rubber Modifier. Report FHWA- SA-92-022, Federal Highway Administration, May 1992.
3Elizabeth A. Hunt. Crumb Rubber Modified in Oregon. Final report, SPR355 [R]. Salem, Oregon:Oregon Department of Transportation, 2002.
4Serji N. Amirkhanian. Utilization of Crumb Rubber in Asphalt concrete Mixtures -South Carolina, Experience. Report Draft, SC29634-0911 [R] . Clemson:Department of Civil Engineering Clemson University, 2001.
5Roberts, F. L., P.S. Kandhal, E.R. Brown and R.L. Dunning, Investigation and Evaluation of Ground Tire Rubber in Hot Mix Asphalt. NCAT Report 89-3, August 1989.
