1. Forensic Investigations of Roadway Pavement Failures
2. • TxDOT (2004) "Standard Specifications for Construction and Maintenance of Highways Streets and Bridge" Texas Department of Transportation June 2004.
3. • Liu W. and Scullion T. (2009). PAVECHECK: Integrating Deflection and GPR for Network Condition Surveys. 5-4495-01-2. Texas Transportation Institute College Station TX. January 2009.