Philip J. Tarnoff and Javier Ordonez. Signal Timing Practices and Procedures: State of the Practice. Washington, DC: Institute of Transportation Engineers, 2004.
Traffic Signal Timing: Moving State-of-the-Practice Closer to State of the Art. Intelligent Transportation Systems for Traffic Control, pg.1. USDOT ITS Joint Program Office. January 2007.
Benefits of Retiming Traffic Signals. Washington, DC: ITE, 2005.
2011 Traffic Signal Operations Self Assessment. Washington, DC: NTOC, 2011.
2007 National Traffic Signal Report Card Technical Report. Washington, DC: NTOC, 2007.
2005 National Traffic Signal Report Card Technical Report. Washington, DC: NTOC, 2005.
Traffic Signal Audit Guide. Washington, DC: NTOC, 2007.
Improving Traffic Signal Management and Operations: A Basic Service Model. Washington, DC, Federal Highway Administration. 2009.
Assessment of Puget Sound Regional Traffic Signal Operations Program.
Mid-America Regional Council Transportation Department’s “Operation Green Light”.
Overview of the 2007 National Traffic Signal Report Card PowerPoint.
Reno, Nevada’s Traffic Signal Retiming Project.