1. Highway Capacity Manual 2010. Transportation Research Board, National Research Council Washington, D.C., 2010.
2. Empfehlungen für Fussgängerverkehrsanlangen. EFA. Forschungsgesellschaft für Strassen- und Verkehrswesen, Arbeitsgruppe Strassen-entwurf, Munich, Germany, 2002.
3. ShurbultJ., Van HoutenR. G., and TurnerS. M. Analysis of Effects of Stutter Flash LED Beacons to Increase Yielding to Pedestrians Using Multilane Crosswalks. Presented at 87th Annual Meeting of the Transportation Research Board, Washington, D.C., 2008.