1. Lomax T. J., Methodology for estimating urban roadway system congestion.Transp. Res. Rec. 1181, Transportation Research Board, National Research Council, Washington, D.C, 38–49 (1988).
2. Lindsey C. R. and Verhoef E. T., Congestion Modelling. Tinbergen Institute Discussion Papers 99-091/3, Tinbergen Institute (1999).
3. Monitoring road traffic congestion in Japan
4. Litman T., Generated Traffic and Induced Travel: Implications for Transport Planning. VTPI Discussion Papers. Victoria Transport Policy Institute, (2011).
5. Moran C. A. and Bang K. L., Congestion Performance Indicators for Urban Road Network Case Study: Stockholm Congestion Charging Trial. Paper #08-0483. Transportation Research Board Annual Meeting, (2008).